31477908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 97717760

約数和(自身を除く): 66239852

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 28, 33, 38, 42, 44, 57, 66, 76, 77, 84, 114, 121, 132, 133, 154, 163, 209, 228, 231, 242, 266, 308, 326, 363, 399, 418, 462, 484, 489, 532, 627, 652, 726, 798, 836, 847, 924, 978, 1141, 1254, 1452, 1463, 1596, 1694, 1793, 1956, 2282, 2299, 2508, 2541, 2926, 3097, 3388, 3423, 3586, 4389, 4564, 4598, 5082, 5379, 5852, 6194, 6846, 6897, 7172, 8778, 9196, 9291, 10164, 10758, 12388, 12551, 13692, 13794, 16093, 17556, 18582, 19723, 21516, 21679, 25102, 27588, 32186, 34067, 37164, 37653, 39446, 43358, 48279, 50204, 59169, 64372, 65037, 68134, 75306, 78892, 86716, 96558, 102201, 118338, 130074, 136268, 138061, 150612, 193116, 204402, 236676, 238469, 260148, 276122, 374737, 408804, 414183, 476938, 552244, 715407, 749474, 828366, 953876, 1124211, 1430814, 1498948, 1656732, 2248422, 2623159, 2861628, 4496844, 5246318, 7869477, 10492636, 15738954, 31477908]

約数ペア:

[(1, 31477908), (2, 15738954), (3, 10492636), (4, 7869477), (6, 5246318), (7, 4496844), (11, 2861628), (12, 2623159), (14, 2248422), (19, 1656732), (21, 1498948), (22, 1430814), (28, 1124211), (33, 953876), (38, 828366), (42, 749474), (44, 715407), (57, 552244), (66, 476938), (76, 414183), (77, 408804), (84, 374737), (114, 276122), (121, 260148), (132, 238469), (133, 236676), (154, 204402), (163, 193116), (209, 150612), (228, 138061), (231, 136268), (242, 130074), (266, 118338), (308, 102201), (326, 96558), (363, 86716), (399, 78892), (418, 75306), (462, 68134), (484, 65037), (489, 64372), (532, 59169), (627, 50204), (652, 48279), (726, 43358), (798, 39446), (836, 37653), (847, 37164), (924, 34067), (978, 32186), (1141, 27588), (1254, 25102), (1452, 21679), (1463, 21516), (1596, 19723), (1694, 18582), (1793, 17556), (1956, 16093), (2282, 13794), (2299, 13692), (2508, 12551), (2541, 12388), (2926, 10758), (3097, 10164), (3388, 9291), (3423, 9196), (3586, 8778), (4389, 7172), (4564, 6897), (4598, 6846), (5082, 6194), (5379, 5852)]