268304491

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5351}}^1$

素因数の和:5419

約数の個数: 32

約数和(自身を含む): 359654400

約数和(自身を除く): 91349909

約数列:

[1, 7, 13, 19, 29, 91, 133, 203, 247, 377, 551, 1729, 2639, 3857, 5351, 7163, 37457, 50141, 69563, 101669, 155179, 486941, 711683, 1086253, 1321697, 2017327, 2948401, 9251879, 14121289, 20638807, 38329213, 268304491]

約数ペア:

[(1, 268304491), (7, 38329213), (13, 20638807), (19, 14121289), (29, 9251879), (91, 2948401), (133, 2017327), (203, 1321697), (247, 1086253), (377, 711683), (551, 486941), (1729, 155179), (2639, 101669), (3857, 69563), (5351, 50141), (7163, 37457)]