636148809

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{128749}}^1$

素因数の和:128822

約数の個数: 20

約数和(自身を含む): 965882500

約数和(自身を除く): 329733691

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 128749, 386247, 1158741, 3476223, 7853689, 10428669, 23561067, 70683201, 212049603, 636148809]

約数ペア:

[(1, 636148809), (3, 212049603), (9, 70683201), (27, 23561067), (61, 10428669), (81, 7853689), (183, 3476223), (549, 1158741), (1647, 386247), (4941, 128749)]