1247131491

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{23549}}^1$

素因数の和:23818

約数の個数: 16

約数和(自身を含む): 1688064000

約数和(自身を除く): 440932509

約数列:

[1, 3, 127, 139, 381, 417, 17653, 23549, 52959, 70647, 2990723, 3273311, 8972169, 9819933, 415710497, 1247131491]

約数ペア:

[(1, 1247131491), (3, 415710497), (127, 9819933), (139, 8972169), (381, 3273311), (417, 2990723), (17653, 70647), (23549, 52959)]