643814134

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{110129}}^1$

素因数の和:110247

約数の個数: 16

約数和(自身を含む): 1004385600

約数和(自身を除く): 360571466

約数列:

[1, 2, 37, 74, 79, 158, 2923, 5846, 110129, 220258, 4074773, 8149546, 8700191, 17400382, 321907067, 643814134]

約数ペア:

[(1, 643814134), (2, 321907067), (37, 17400382), (74, 8700191), (79, 8149546), (158, 4074773), (2923, 220258), (5846, 110129)]