79881261

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{677}}^1\times {\mathrm{1063}}^1$

素因数の和:1780

約数の個数: 16

約数和(自身を含む): 109651584

約数和(自身を除く): 29770323

約数列:

[1, 3, 37, 111, 677, 1063, 2031, 3189, 25049, 39331, 75147, 117993, 719651, 2158953, 26627087, 79881261]

約数ペア:

[(1, 79881261), (3, 26627087), (37, 2158953), (111, 719651), (677, 117993), (1063, 75147), (2031, 39331), (3189, 25049)]