155972438

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{21851}}^1$

素因数の和:21979

約数の個数: 16

約数和(自身を含む): 242294976

約数和(自身を除く): 86322538

約数列:

[1, 2, 43, 83, 86, 166, 3569, 7138, 21851, 43702, 939593, 1813633, 1879186, 3627266, 77986219, 155972438]

約数ペア:

[(1, 155972438), (2, 77986219), (43, 3627266), (83, 1879186), (86, 1813633), (166, 939593), (3569, 43702), (7138, 21851)]