15974231

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9239}}^1$

素因数の和:9278

約数の個数: 16

約数和(自身を含む): 20697600

約数和(自身を除く): 4723369

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 9239, 64673, 120107, 175541, 840749, 1228787, 2282033, 15974231]

約数ペア:

[(1, 15974231), (7, 2282033), (13, 1228787), (19, 840749), (91, 175541), (133, 120107), (247, 64673), (1729, 9239)]