72804908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{2939}}^1$

素因数の和:3517

約数の個数: 24

約数和(自身を含む): 139285440

約数和(自身を除く): 66480532

約数列:

[1, 2, 4, 11, 22, 44, 563, 1126, 2252, 2939, 5878, 6193, 11756, 12386, 24772, 32329, 64658, 129316, 1654657, 3309314, 6618628, 18201227, 36402454, 72804908]

約数ペア:

[(1, 72804908), (2, 36402454), (4, 18201227), (11, 6618628), (22, 3309314), (44, 1654657), (563, 129316), (1126, 64658), (2252, 32329), (2939, 24772), (5878, 12386), (6193, 11756)]