139964985

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{23743}}^1$

素因数の和:23885

約数の個数: 24

約数和(自身を含む): 244468224

約数和(自身を除く): 104503239

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 5895, 23743, 71229, 118715, 213687, 356145, 1068435, 3110333, 9330999, 15551665, 27992997, 46654995, 139964985]

約数ペア:

[(1, 139964985), (3, 46654995), (5, 27992997), (9, 15551665), (15, 9330999), (45, 3110333), (131, 1068435), (393, 356145), (655, 213687), (1179, 118715), (1965, 71229), (5895, 23743)]