2865121

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 16

約数和(自身を含む): 3427200

約数和(自身を除く): 562079

約数列:

[1, 7, 41, 67, 149, 287, 469, 1043, 2747, 6109, 9983, 19229, 42763, 69881, 409303, 2865121]

約数ペア:

[(1, 2865121), (7, 409303), (41, 69881), (67, 42763), (149, 19229), (287, 9983), (469, 6109), (1043, 2747)]