68217215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{20333}}^1$

素因数の和:20410

約数の個数: 16

約数和(自身を含む): 90770976

約数和(自身を除く): 22553761

約数列:

[1, 5, 11, 55, 61, 305, 671, 3355, 20333, 101665, 223663, 1118315, 1240313, 6201565, 13643443, 68217215]

約数ペア:

[(1, 68217215), (5, 13643443), (11, 6201565), (55, 1240313), (61, 1118315), (305, 223663), (671, 101665), (3355, 20333)]