291436652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{20681}}^1$

素因数の和:20969

約数の個数: 24

約数和(自身を含む): 551299392

約数和(自身を除く): 259862740

約数列:

[1, 2, 4, 13, 26, 52, 271, 542, 1084, 3523, 7046, 14092, 20681, 41362, 82724, 268853, 537706, 1075412, 5604551, 11209102, 22418204, 72859163, 145718326, 291436652]

約数ペア:

[(1, 291436652), (2, 145718326), (4, 72859163), (13, 22418204), (26, 11209102), (52, 5604551), (271, 1075412), (542, 537706), (1084, 268853), (3523, 82724), (7046, 41362), (14092, 20681)]