213555238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{18541}}^1$

素因数の和:18999

約数の個数: 16

約数和(自身を含む): 345771216

約数和(自身を除く): 132215978

約数列:

[1, 2, 13, 26, 443, 886, 5759, 11518, 18541, 37082, 241033, 482066, 8213663, 16427326, 106777619, 213555238]

約数ペア:

[(1, 213555238), (2, 106777619), (13, 16427326), (26, 8213663), (443, 482066), (886, 241033), (5759, 37082), (11518, 18541)]