42710121

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{751}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 63348480

約数和(自身を除く): 20638359

約数列:

[1, 3, 9, 71, 89, 213, 267, 639, 751, 801, 2253, 6319, 6759, 18957, 53321, 56871, 66839, 159963, 200517, 479889, 601551, 4745569, 14236707, 42710121]

約数ペア:

[(1, 42710121), (3, 14236707), (9, 4745569), (71, 601551), (89, 479889), (213, 200517), (267, 159963), (639, 66839), (751, 56871), (801, 53321), (2253, 18957), (6319, 6759)]