68271847

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1$

素因数の和:2071

約数の個数: 24

約数和(自身を含む): 86184000

約数和(自身を除く): 17912153

約数列:

[1, 7, 17, 41, 49, 119, 287, 697, 833, 1999, 2009, 4879, 13993, 33983, 34153, 81959, 97951, 237881, 573713, 1393303, 1665167, 4015991, 9753121, 68271847]

約数ペア:

[(1, 68271847), (7, 9753121), (17, 4015991), (41, 1665167), (49, 1393303), (119, 573713), (287, 237881), (697, 97951), (833, 81959), (1999, 34153), (2009, 33983), (4879, 13993)]