81889259

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3391}}^1$

素因数の和:3482

約数の個数: 16

約数和(自身を含む): 91176960

約数和(自身を除く): 9287701

約数列:

[1, 19, 31, 41, 589, 779, 1271, 3391, 24149, 64429, 105121, 139031, 1997299, 2641589, 4309961, 81889259]

約数ペア:

[(1, 81889259), (19, 4309961), (31, 2641589), (41, 1997299), (589, 139031), (779, 105121), (1271, 64429), (3391, 24149)]