15891781

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:372

約数の個数: 16

約数和(自身を含む): 17284608

約数和(自身を除く): 1392827

約数列:

[1, 23, 47, 61, 241, 1081, 1403, 2867, 5543, 11327, 14701, 65941, 260521, 338123, 690947, 15891781]

約数ペア:

[(1, 15891781), (23, 690947), (47, 338123), (61, 260521), (241, 65941), (1081, 14701), (1403, 11327), (2867, 5543)]