40407939

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31397}}^1$

素因数の和:31427

約数の個数: 24

約数和(自身を含む): 68573232

約数和(自身を除く): 28165293

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 31397, 94191, 282573, 345367, 408161, 1036101, 1224483, 3108303, 3673449, 4489771, 13469313, 40407939]

約数ペア:

[(1, 40407939), (3, 13469313), (9, 4489771), (11, 3673449), (13, 3108303), (33, 1224483), (39, 1036101), (99, 408161), (117, 345367), (143, 282573), (429, 94191), (1287, 31397)]