31104381

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12241}}^1$

素因数の和:12273

約数の個数: 24

約数和(自身を含む): 52101952

約数和(自身を除く): 20997571

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 12241, 36723, 85687, 134651, 257061, 403953, 942557, 1481161, 2827671, 4443483, 10368127, 31104381]

約数ペア:

[(1, 31104381), (3, 10368127), (7, 4443483), (11, 2827671), (21, 1481161), (33, 942557), (77, 403953), (121, 257061), (231, 134651), (363, 85687), (847, 36723), (2541, 12241)]