127920118

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{4967}}^1$

素因数の和:5211

約数の個数: 16

約数和(自身を含む): 195540480

約数和(自身を除く): 67620362

約数列:

[1, 2, 79, 158, 163, 326, 4967, 9934, 12877, 25754, 392393, 784786, 809621, 1619242, 63960059, 127920118]

約数ペア:

[(1, 127920118), (2, 63960059), (79, 1619242), (158, 809621), (163, 784786), (326, 392393), (4967, 25754), (9934, 12877)]