31505292

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 100289280

約数和(自身を除く): 68783988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 59, 63, 78, 84, 91, 117, 118, 126, 156, 163, 177, 182, 234, 236, 252, 273, 326, 354, 364, 413, 468, 489, 531, 546, 652, 708, 767, 819, 826, 978, 1062, 1092, 1141, 1239, 1467, 1534, 1638, 1652, 1956, 2119, 2124, 2282, 2301, 2478, 2934, 3068, 3276, 3423, 3717, 4238, 4564, 4602, 4956, 5369, 5868, 6357, 6846, 6903, 7434, 8476, 9204, 9617, 10269, 10738, 12714, 13692, 13806, 14833, 14868, 16107, 19071, 19234, 20538, 21476, 25428, 27612, 28851, 29666, 32214, 38142, 38468, 41076, 44499, 48321, 57702, 59332, 64428, 67319, 76284, 86553, 88998, 96642, 115404, 125021, 133497, 134638, 173106, 177996, 193284, 201957, 250042, 266994, 269276, 346212, 375063, 403914, 500084, 533988, 605871, 750126, 807828, 875147, 1125189, 1211742, 1500252, 1750294, 2250378, 2423484, 2625441, 3500588, 4500756, 5250882, 7876323, 10501764, 15752646, 31505292]

約数ペア:

[(1, 31505292), (2, 15752646), (3, 10501764), (4, 7876323), (6, 5250882), (7, 4500756), (9, 3500588), (12, 2625441), (13, 2423484), (14, 2250378), (18, 1750294), (21, 1500252), (26, 1211742), (28, 1125189), (36, 875147), (39, 807828), (42, 750126), (52, 605871), (59, 533988), (63, 500084), (78, 403914), (84, 375063), (91, 346212), (117, 269276), (118, 266994), (126, 250042), (156, 201957), (163, 193284), (177, 177996), (182, 173106), (234, 134638), (236, 133497), (252, 125021), (273, 115404), (326, 96642), (354, 88998), (364, 86553), (413, 76284), (468, 67319), (489, 64428), (531, 59332), (546, 57702), (652, 48321), (708, 44499), (767, 41076), (819, 38468), (826, 38142), (978, 32214), (1062, 29666), (1092, 28851), (1141, 27612), (1239, 25428), (1467, 21476), (1534, 20538), (1638, 19234), (1652, 19071), (1956, 16107), (2119, 14868), (2124, 14833), (2282, 13806), (2301, 13692), (2478, 12714), (2934, 10738), (3068, 10269), (3276, 9617), (3423, 9204), (3717, 8476), (4238, 7434), (4564, 6903), (4602, 6846), (4956, 6357), (5369, 5868)]