31144568

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 41431432

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 179, 182, 239, 358, 364, 478, 716, 728, 956, 1253, 1432, 1673, 1912, 2327, 2506, 3107, 3346, 4654, 5012, 6214, 6692, 9308, 10024, 12428, 13384, 16289, 18616, 21749, 24856, 32578, 42781, 43498, 65156, 85562, 86996, 130312, 171124, 173992, 299467, 342248, 556153, 598934, 1112306, 1197868, 2224612, 2395736, 3893071, 4449224, 7786142, 15572284, 31144568]

約数ペア:

[(1, 31144568), (2, 15572284), (4, 7786142), (7, 4449224), (8, 3893071), (13, 2395736), (14, 2224612), (26, 1197868), (28, 1112306), (52, 598934), (56, 556153), (91, 342248), (104, 299467), (179, 173992), (182, 171124), (239, 130312), (358, 86996), (364, 85562), (478, 65156), (716, 43498), (728, 42781), (956, 32578), (1253, 24856), (1432, 21749), (1673, 18616), (1912, 16289), (2327, 13384), (2506, 12428), (3107, 10024), (3346, 9308), (4654, 6692), (5012, 6214)]