68705679

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{10657}}^1$

素因数の和:10974

約数の個数: 16

約数和(自身を含む): 105045248

約数和(自身を除く): 36339569

約数列:

[1, 3, 7, 21, 307, 921, 2149, 6447, 10657, 31971, 74599, 223797, 3271699, 9815097, 22901893, 68705679]

約数ペア:

[(1, 68705679), (3, 22901893), (7, 9815097), (21, 3271699), (307, 223797), (921, 74599), (2149, 31971), (6447, 10657)]