71396390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{549203}}^1$

素因数の和:549223

約数の個数: 16

約数和(自身を含む): 138399408

約数和(自身を除く): 67003018

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 549203, 1098406, 2746015, 5492030, 7139639, 14279278, 35698195, 71396390]

約数ペア:

[(1, 71396390), (2, 35698195), (5, 14279278), (10, 7139639), (13, 5492030), (26, 2746015), (65, 1098406), (130, 549203)]