398202335

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{859}}^1$

素因数の和:1055

約数の個数: 32

約数和(自身を含む): 520128000

約数和(自身を除く): 121925665

約数列:

[1, 5, 23, 29, 115, 139, 145, 667, 695, 859, 3197, 3335, 4031, 4295, 15985, 19757, 20155, 24911, 92713, 98785, 119401, 124555, 463565, 572953, 597005, 2746223, 2864765, 3462629, 13731115, 17313145, 79640467, 398202335]

約数ペア:

[(1, 398202335), (5, 79640467), (23, 17313145), (29, 13731115), (115, 3462629), (139, 2864765), (145, 2746223), (667, 597005), (695, 572953), (859, 463565), (3197, 124555), (3335, 119401), (4031, 98785), (4295, 92713), (15985, 24911), (19757, 20155)]