85973965

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2087}}^1$

素因数の和:2217

約数の個数: 32

約数和(自身を含む): 129890304

約数和(自身を除く): 43916339

約数列:

[1, 5, 7, 11, 35, 55, 77, 107, 385, 535, 749, 1177, 2087, 3745, 5885, 8239, 10435, 14609, 22957, 41195, 73045, 114785, 160699, 223309, 803495, 1116545, 1563163, 2456399, 7815815, 12281995, 17194793, 85973965]

約数ペア:

[(1, 85973965), (5, 17194793), (7, 12281995), (11, 7815815), (35, 2456399), (55, 1563163), (77, 1116545), (107, 803495), (385, 223309), (535, 160699), (749, 114785), (1177, 73045), (2087, 41195), (3745, 22957), (5885, 14609), (8239, 10435)]