40290489

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 59309640

約数和(自身を除く): 19019151

約数列:

[1, 3, 9, 113, 173, 229, 339, 519, 687, 1017, 1557, 2061, 19549, 25877, 39617, 58647, 77631, 118851, 175941, 232893, 356553, 4476721, 13430163, 40290489]

約数ペア:

[(1, 40290489), (3, 13430163), (9, 4476721), (113, 356553), (173, 232893), (229, 175941), (339, 118851), (519, 77631), (687, 58647), (1017, 39617), (1557, 25877), (2061, 19549)]