78287222

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{3457}}^1$

素因数の和:3552

約数の個数: 24

約数和(自身を含む): 129094056

約数和(自身を除く): 50806834

約数列:

[1, 2, 13, 26, 67, 134, 169, 338, 871, 1742, 3457, 6914, 11323, 22646, 44941, 89882, 231619, 463238, 584233, 1168466, 3011047, 6022094, 39143611, 78287222]

約数ペア:

[(1, 78287222), (2, 39143611), (13, 6022094), (26, 3011047), (67, 1168466), (134, 584233), (169, 463238), (338, 231619), (871, 89882), (1742, 44941), (3457, 22646), (6914, 11323)]