291220316

素因数分解:

$2^2\times {\mathrm{2309}}^1\times {\mathrm{31531}}^1$

素因数の和:33844

約数の個数: 12

約数和(自身を含む): 509872440

約数和(自身を除く): 218652124

約数列:

[1, 2, 4, 2309, 4618, 9236, 31531, 63062, 126124, 72805079, 145610158, 291220316]

約数ペア:

[(1, 291220316), (2, 145610158), (4, 72805079), (2309, 126124), (4618, 63062), (9236, 31531)]