221640894716

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{919}}^1\times {\mathrm{32609}}^1$

素因数の和:33618

約数の個数: 36

約数和(自身を含む): 397545901200

約数和(自身を除く): 175905006484

約数列:

[1, 2, 4, 43, 86, 172, 919, 1838, 1849, 3676, 3698, 7396, 32609, 39517, 65218, 79034, 130436, 158068, 1402187, 1699231, 2804374, 3398462, 5608748, 6796924, 29967671, 59935342, 60294041, 119870684, 120588082, 241176164, 1288609853, 2577219706, 5154439412, 55410223679, 110820447358, 221640894716]

約数ペア:

[(1, 221640894716), (2, 110820447358), (4, 55410223679), (43, 5154439412), (86, 2577219706), (172, 1288609853), (919, 241176164), (1838, 120588082), (1849, 119870684), (3676, 60294041), (3698, 59935342), (7396, 29967671), (32609, 6796924), (39517, 5608748), (65218, 3398462), (79034, 2804374), (130436, 1699231), (158068, 1402187)]