68838189

素因数分解:

$3^1\times 7^2\times {\mathrm{569}}^1\times {\mathrm{823}}^1$

素因数の和:1409

約数の個数: 24

約数和(自身を含む): 107087040

約数和(自身を除く): 38248851

約数列:

[1, 3, 7, 21, 49, 147, 569, 823, 1707, 2469, 3983, 5761, 11949, 17283, 27881, 40327, 83643, 120981, 468287, 1404861, 3278009, 9834027, 22946063, 68838189]

約数ペア:

[(1, 68838189), (3, 22946063), (7, 9834027), (21, 3278009), (49, 1404861), (147, 468287), (569, 120981), (823, 83643), (1707, 40327), (2469, 27881), (3983, 17283), (5761, 11949)]