12437457921

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1307417}}^1$

素因数の和:1307581

約数の個数: 24

約数和(自身を含む): 20667663744

約数和(自身を除く): 8230205823

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 1057, 1359, 3171, 9513, 1307417, 3922251, 9151919, 11766753, 27455757, 82367271, 197419967, 592259901, 1381939769, 1776779703, 4145819307, 12437457921]

約数ペア:

[(1, 12437457921), (3, 4145819307), (7, 1776779703), (9, 1381939769), (21, 592259901), (63, 197419967), (151, 82367271), (453, 27455757), (1057, 11766753), (1359, 9151919), (3171, 3922251), (9513, 1307417)]