81372618

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{110261}}^1$

素因数の和:110310

約数の個数: 24

約数和(自身を含む): 180609156

約数和(自身を除く): 99236538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 110261, 220522, 330783, 661566, 992349, 1984698, 4520701, 9041402, 13562103, 27124206, 40686309, 81372618]

約数ペア:

[(1, 81372618), (2, 40686309), (3, 27124206), (6, 13562103), (9, 9041402), (18, 4520701), (41, 1984698), (82, 992349), (123, 661566), (246, 330783), (369, 220522), (738, 110261)]