71234510

素因数分解:

$2^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{21521}}^1$

素因数の和:21859

約数の個数: 16

約数和(自身を含む): 128615472

約数和(自身を除く): 57380962

約数列:

[1, 2, 5, 10, 331, 662, 1655, 3310, 21521, 43042, 107605, 215210, 7123451, 14246902, 35617255, 71234510]

約数ペア:

[(1, 71234510), (2, 35617255), (5, 14246902), (10, 7123451), (331, 215210), (662, 107605), (1655, 43042), (3310, 21521)]