2587788

素因数分解:

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

素因数の和:193

約数の個数: 90

約数和(自身を含む): 7917756

約数和(自身を除く): 5329968

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 163, 189, 196, 252, 294, 324, 326, 378, 441, 489, 567, 588, 652, 756, 882, 978, 1134, 1141, 1323, 1467, 1764, 1956, 2268, 2282, 2646, 2934, 3423, 3969, 4401, 4564, 5292, 5868, 6846, 7938, 7987, 8802, 10269, 13203, 13692, 15876, 15974, 17604, 20538, 23961, 26406, 30807, 31948, 41076, 47922, 52812, 61614, 71883, 92421, 95844, 123228, 143766, 184842, 215649, 287532, 369684, 431298, 646947, 862596, 1293894, 2587788]

約数ペア:

[(1, 2587788), (2, 1293894), (3, 862596), (4, 646947), (6, 431298), (7, 369684), (9, 287532), (12, 215649), (14, 184842), (18, 143766), (21, 123228), (27, 95844), (28, 92421), (36, 71883), (42, 61614), (49, 52812), (54, 47922), (63, 41076), (81, 31948), (84, 30807), (98, 26406), (108, 23961), (126, 20538), (147, 17604), (162, 15974), (163, 15876), (189, 13692), (196, 13203), (252, 10269), (294, 8802), (324, 7987), (326, 7938), (378, 6846), (441, 5868), (489, 5292), (567, 4564), (588, 4401), (652, 3969), (756, 3423), (882, 2934), (978, 2646), (1134, 2282), (1141, 2268), (1323, 1956), (1467, 1764)]