15972651

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 23852400

約数和(自身を除く): 7879749

約数列:

[1, 3, 9, 43, 129, 149, 277, 387, 447, 831, 1341, 2493, 6407, 11911, 19221, 35733, 41273, 57663, 107199, 123819, 371457, 1774739, 5324217, 15972651]

約数ペア:

[(1, 15972651), (3, 5324217), (9, 1774739), (43, 371457), (129, 123819), (149, 107199), (277, 57663), (387, 41273), (447, 35733), (831, 19221), (1341, 11911), (2493, 6407)]