31268358

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2097

約数の個数: 48

約数和(自身を含む): 74880000

約数和(自身を除く): 43611642

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 79, 99, 158, 198, 237, 474, 711, 869, 1422, 1738, 1999, 2607, 3998, 5214, 5997, 7821, 11994, 15642, 17991, 21989, 35982, 43978, 65967, 131934, 157921, 197901, 315842, 395802, 473763, 947526, 1421289, 1737131, 2842578, 3474262, 5211393, 10422786, 15634179, 31268358]

約数ペア:

[(1, 31268358), (2, 15634179), (3, 10422786), (6, 5211393), (9, 3474262), (11, 2842578), (18, 1737131), (22, 1421289), (33, 947526), (66, 473763), (79, 395802), (99, 315842), (158, 197901), (198, 157921), (237, 131934), (474, 65967), (711, 43978), (869, 35982), (1422, 21989), (1738, 17991), (1999, 15642), (2607, 11994), (3998, 7821), (5214, 5997)]