8640086

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1637}}^1$

素因数の和:1688

約数の個数: 32

約数和(自身を含む): 16511040

約数和(自身を除く): 7870954

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 1637, 2639, 3274, 5278, 11459, 21281, 22918, 42562, 47473, 94946, 148967, 297934, 332311, 617149, 664622, 1234298, 4320043, 8640086]

約数ペア:

[(1, 8640086), (2, 4320043), (7, 1234298), (13, 664622), (14, 617149), (26, 332311), (29, 297934), (58, 148967), (91, 94946), (182, 47473), (203, 42562), (377, 22918), (406, 21281), (754, 11459), (1637, 5278), (2639, 3274)]