249763969

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2539}}^1$

素因数の和:2629

約数の個数: 32

約数和(自身を含む): 327720960

約数和(自身を除く): 77956991

約数列:

[1, 7, 13, 23, 47, 91, 161, 299, 329, 611, 1081, 2093, 2539, 4277, 7567, 14053, 17773, 33007, 58397, 98371, 119333, 231049, 408779, 759161, 835331, 1551329, 2744659, 5314127, 10859303, 19212613, 35680567, 249763969]

約数ペア:

[(1, 249763969), (7, 35680567), (13, 19212613), (23, 10859303), (47, 5314127), (91, 2744659), (161, 1551329), (299, 835331), (329, 759161), (611, 408779), (1081, 231049), (2093, 119333), (2539, 98371), (4277, 58397), (7567, 33007), (14053, 17773)]