128215718

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1\times {\mathrm{3079}}^1$

素因数の和:3571

約数の個数: 16

約数和(自身を含む): 196922880

約数和(自身を除く): 68707162

約数列:

[1, 2, 47, 94, 443, 886, 3079, 6158, 20821, 41642, 144713, 289426, 1363997, 2727994, 64107859, 128215718]

約数ペア:

[(1, 128215718), (2, 64107859), (47, 2727994), (94, 1363997), (443, 289426), (886, 144713), (3079, 41642), (6158, 20821)]