31387446

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 41188554

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 83, 94, 141, 149, 166, 249, 282, 298, 423, 447, 498, 747, 846, 894, 1269, 1341, 1494, 2241, 2538, 2682, 3901, 4023, 4482, 7003, 7802, 8046, 11703, 12367, 14006, 21009, 23406, 24734, 35109, 37101, 42018, 63027, 70218, 74202, 105327, 111303, 126054, 189081, 210654, 222606, 333909, 378162, 581249, 667818, 1162498, 1743747, 3487494, 5231241, 10462482, 15693723, 31387446]

約数ペア:

[(1, 31387446), (2, 15693723), (3, 10462482), (6, 5231241), (9, 3487494), (18, 1743747), (27, 1162498), (47, 667818), (54, 581249), (83, 378162), (94, 333909), (141, 222606), (149, 210654), (166, 189081), (249, 126054), (282, 111303), (298, 105327), (423, 74202), (447, 70218), (498, 63027), (747, 42018), (846, 37101), (894, 35109), (1269, 24734), (1341, 23406), (1494, 21009), (2241, 14006), (2538, 12367), (2682, 11703), (3901, 8046), (4023, 7802), (4482, 7003)]