1520795079

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{13757}}^1$

素因数の和:14007

約数の個数: 24

約数和(自身を含む): 2240682912

約数和(自身を除く): 719887833

約数列:

[1, 3, 9, 71, 173, 213, 519, 639, 1557, 12283, 13757, 36849, 41271, 110547, 123813, 976747, 2379961, 2930241, 7139883, 8790723, 21419649, 168977231, 506931693, 1520795079]

約数ペア:

[(1, 1520795079), (3, 506931693), (9, 168977231), (71, 21419649), (173, 8790723), (213, 7139883), (519, 2930241), (639, 2379961), (1557, 976747), (12283, 123813), (13757, 110547), (36849, 41271)]