12980723

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1459}}^1$

素因数の和:1538

約数の個数: 16

約数和(自身を含む): 15697920

約数和(自身を除く): 2717197

約数列:

[1, 7, 31, 41, 217, 287, 1271, 1459, 8897, 10213, 45229, 59819, 316603, 418733, 1854389, 12980723]

約数ペア:

[(1, 12980723), (7, 1854389), (31, 418733), (41, 316603), (217, 59819), (287, 45229), (1271, 10213), (1459, 8897)]