1909165

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 16

約数和(自身を含む): 2399040

約数和(自身を除く): 489875

約数列:

[1, 5, 41, 67, 139, 205, 335, 695, 2747, 5699, 9313, 13735, 28495, 46565, 381833, 1909165]

約数ペア:

[(1, 1909165), (5, 381833), (41, 46565), (67, 28495), (139, 13735), (205, 9313), (335, 5699), (695, 2747)]