308308889

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2179}}^1$

素因数の和:2273

約数の個数: 32

約数和(自身を含む): 395539200

約数和(自身を除く): 87230311

約数列:

[1, 7, 17, 29, 41, 119, 203, 287, 493, 697, 1189, 2179, 3451, 4879, 8323, 15253, 20213, 37043, 63191, 89339, 141491, 259301, 442337, 625373, 1074247, 1518763, 2590831, 7519729, 10631341, 18135817, 44044127, 308308889]

約数ペア:

[(1, 308308889), (7, 44044127), (17, 18135817), (29, 10631341), (41, 7519729), (119, 2590831), (203, 1518763), (287, 1074247), (493, 625373), (697, 442337), (1189, 259301), (2179, 141491), (3451, 89339), (4879, 63191), (8323, 37043), (15253, 20213)]