206154255

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{7433}}^1$

素因数の和:7527

約数の個数: 24

約数和(自身を含む): 337741488

約数和(自身を除く): 131587233

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1849, 5547, 7433, 9245, 22299, 27735, 37165, 111495, 319619, 958857, 1598095, 4794285, 13743617, 41230851, 68718085, 206154255]

約数ペア:

[(1, 206154255), (3, 68718085), (5, 41230851), (15, 13743617), (43, 4794285), (129, 1598095), (215, 958857), (645, 319619), (1849, 111495), (5547, 37165), (7433, 27735), (9245, 22299)]