28465668

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1$

素因数の和:204

約数の個数: 180

約数和(自身を含む): 95013072

約数和(自身を除く): 66547404

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 49, 54, 63, 66, 77, 81, 84, 98, 99, 108, 126, 132, 147, 154, 162, 163, 189, 196, 198, 231, 252, 294, 297, 308, 324, 326, 378, 396, 441, 462, 489, 539, 567, 588, 594, 652, 693, 756, 882, 891, 924, 978, 1078, 1134, 1141, 1188, 1323, 1386, 1467, 1617, 1764, 1782, 1793, 1956, 2079, 2156, 2268, 2282, 2646, 2772, 2934, 3234, 3423, 3564, 3586, 3969, 4158, 4401, 4564, 4851, 5292, 5379, 5868, 6237, 6468, 6846, 7172, 7938, 7987, 8316, 8802, 9702, 10269, 10758, 12474, 12551, 13203, 13692, 14553, 15876, 15974, 16137, 17604, 19404, 20538, 21516, 23961, 24948, 25102, 26406, 29106, 30807, 31948, 32274, 37653, 41076, 43659, 47922, 48411, 50204, 52812, 58212, 61614, 64548, 71883, 75306, 87318, 87857, 92421, 95844, 96822, 112959, 123228, 143766, 145233, 150612, 174636, 175714, 184842, 193644, 215649, 225918, 263571, 287532, 290466, 338877, 351428, 369684, 431298, 451836, 527142, 580932, 646947, 677754, 790713, 862596, 1016631, 1054284, 1293894, 1355508, 1581426, 2033262, 2372139, 2587788, 3162852, 4066524, 4744278, 7116417, 9488556, 14232834, 28465668]

約数ペア:

[(1, 28465668), (2, 14232834), (3, 9488556), (4, 7116417), (6, 4744278), (7, 4066524), (9, 3162852), (11, 2587788), (12, 2372139), (14, 2033262), (18, 1581426), (21, 1355508), (22, 1293894), (27, 1054284), (28, 1016631), (33, 862596), (36, 790713), (42, 677754), (44, 646947), (49, 580932), (54, 527142), (63, 451836), (66, 431298), (77, 369684), (81, 351428), (84, 338877), (98, 290466), (99, 287532), (108, 263571), (126, 225918), (132, 215649), (147, 193644), (154, 184842), (162, 175714), (163, 174636), (189, 150612), (196, 145233), (198, 143766), (231, 123228), (252, 112959), (294, 96822), (297, 95844), (308, 92421), (324, 87857), (326, 87318), (378, 75306), (396, 71883), (441, 64548), (462, 61614), (489, 58212), (539, 52812), (567, 50204), (588, 48411), (594, 47922), (652, 43659), (693, 41076), (756, 37653), (882, 32274), (891, 31948), (924, 30807), (978, 29106), (1078, 26406), (1134, 25102), (1141, 24948), (1188, 23961), (1323, 21516), (1386, 20538), (1467, 19404), (1617, 17604), (1764, 16137), (1782, 15974), (1793, 15876), (1956, 14553), (2079, 13692), (2156, 13203), (2268, 12551), (2282, 12474), (2646, 10758), (2772, 10269), (2934, 9702), (3234, 8802), (3423, 8316), (3564, 7987), (3586, 7938), (3969, 7172), (4158, 6846), (4401, 6468), (4564, 6237), (4851, 5868), (5292, 5379)]