31381506

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{4967}}^1$

素因数の和:4997

約数の個数: 48

約数和(自身を含む): 75950784

約数和(自身を除く): 44569278

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 1053, 2106, 3159, 4967, 6318, 9934, 14901, 29802, 44703, 64571, 89406, 129142, 134109, 193713, 268218, 387426, 402327, 581139, 804654, 1162278, 1206981, 1743417, 2413962, 3486834, 5230251, 10460502, 15690753, 31381506]

約数ペア:

[(1, 31381506), (2, 15690753), (3, 10460502), (6, 5230251), (9, 3486834), (13, 2413962), (18, 1743417), (26, 1206981), (27, 1162278), (39, 804654), (54, 581139), (78, 402327), (81, 387426), (117, 268218), (162, 193713), (234, 134109), (243, 129142), (351, 89406), (486, 64571), (702, 44703), (1053, 29802), (2106, 14901), (3159, 9934), (4967, 6318)]