868779545

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{39607}}^1$

素因数の和:39760

約数の個数: 16

約数和(自身を含む): 1077971328

約数和(自身を除く): 209191783

約数列:

[1, 5, 41, 107, 205, 535, 4387, 21935, 39607, 198035, 1623887, 4237949, 8119435, 21189745, 173755909, 868779545]

約数ペア:

[(1, 868779545), (5, 173755909), (41, 21189745), (107, 8119435), (205, 4237949), (535, 1623887), (4387, 198035), (21935, 39607)]