281696211

素因数分解:

$3^4\times {\mathrm{1801}}^1\times {\mathrm{1931}}^1$

素因数の和:3744

約数の個数: 20

約数和(自身を含む): 421257144

約数和(自身を除く): 139560933

約数列:

[1, 3, 9, 27, 81, 1801, 1931, 5403, 5793, 16209, 17379, 48627, 52137, 145881, 156411, 3477731, 10433193, 31299579, 93898737, 281696211]

約数ペア:

[(1, 281696211), (3, 93898737), (9, 31299579), (27, 10433193), (81, 3477731), (1801, 156411), (1931, 145881), (5403, 52137), (5793, 48627), (16209, 17379)]