71398730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{549221}}^1$

素因数の和:549241

約数の個数: 16

約数和(自身を含む): 138403944

約数和(自身を除く): 67005214

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 549221, 1098442, 2746105, 5492210, 7139873, 14279746, 35699365, 71398730]

約数ペア:

[(1, 71398730), (2, 35699365), (5, 14279746), (10, 7139873), (13, 5492210), (26, 2746105), (65, 1098442), (130, 549221)]