81070398

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{34381}}^1$

素因数の和:34520

約数の個数: 24

約数和(自身を含む): 176998536

約数和(自身を除く): 95928138

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 34381, 68762, 103143, 206286, 309429, 618858, 4503911, 9007822, 13511733, 27023466, 40535199, 81070398]

約数ペア:

[(1, 81070398), (2, 40535199), (3, 27023466), (6, 13511733), (9, 9007822), (18, 4503911), (131, 618858), (262, 309429), (393, 206286), (786, 103143), (1179, 68762), (2358, 34381)]