271221855

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{420499}}^1$

素因数の和:420550

約数の個数: 16

約数和(自身を含む): 444048000

約数和(自身を除く): 172826145

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 420499, 1261497, 2102495, 6307485, 18081457, 54244371, 90407285, 271221855]

約数ペア:

[(1, 271221855), (3, 90407285), (5, 54244371), (15, 18081457), (43, 6307485), (129, 2102495), (215, 1261497), (645, 420499)]