31143222

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:290

約数の個数: 72

約数和(自身を含む): 75522720

約数和(自身を除く): 44379498

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 79, 99, 121, 158, 181, 198, 237, 242, 362, 363, 474, 543, 711, 726, 869, 1086, 1089, 1422, 1629, 1738, 1991, 2178, 2607, 3258, 3982, 5214, 5973, 7821, 9559, 11946, 14299, 15642, 17919, 19118, 21901, 28598, 28677, 35838, 42897, 43802, 57354, 65703, 85794, 86031, 128691, 131406, 157289, 172062, 197109, 257382, 314578, 394218, 471867, 943734, 1415601, 1730179, 2831202, 3460358, 5190537, 10381074, 15571611, 31143222]

約数ペア:

[(1, 31143222), (2, 15571611), (3, 10381074), (6, 5190537), (9, 3460358), (11, 2831202), (18, 1730179), (22, 1415601), (33, 943734), (66, 471867), (79, 394218), (99, 314578), (121, 257382), (158, 197109), (181, 172062), (198, 157289), (237, 131406), (242, 128691), (362, 86031), (363, 85794), (474, 65703), (543, 57354), (711, 43802), (726, 42897), (869, 35838), (1086, 28677), (1089, 28598), (1422, 21901), (1629, 19118), (1738, 17919), (1991, 15642), (2178, 14299), (2607, 11946), (3258, 9559), (3982, 7821), (5214, 5973)]