40205385

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81223}}^1$

素因数の和:81245

約数の個数: 24

約数和(自身を含む): 76025664

約数和(自身を除く): 35820279

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 81223, 243669, 406115, 731007, 893453, 1218345, 2680359, 3655035, 4467265, 8041077, 13401795, 40205385]

約数ペア:

[(1, 40205385), (3, 13401795), (5, 8041077), (9, 4467265), (11, 3655035), (15, 2680359), (33, 1218345), (45, 893453), (55, 731007), (99, 406115), (165, 243669), (495, 81223)]