31507021

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{11939}}^1$

素因数の和:11988

約数の個数: 16

約数和(自身を含む): 40118400

約数和(自身を除く): 8611379

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 11939, 83573, 155207, 346231, 1086449, 2423617, 4501003, 31507021]

約数ペア:

[(1, 31507021), (7, 4501003), (13, 2423617), (29, 1086449), (91, 346231), (203, 155207), (377, 83573), (2639, 11939)]