40513893

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{19889}}^1$

素因数の和:19996

約数の個数: 16

約数和(自身を含む): 62375040

約数和(自身を除く): 21861147

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 19889, 59667, 139223, 417669, 1929233, 5787699, 13504631, 40513893]

約数ペア:

[(1, 40513893), (3, 13504631), (7, 5787699), (21, 1929233), (97, 417669), (291, 139223), (679, 59667), (2037, 19889)]