9991358

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{673}}^1$

素因数の和:1259

約数の個数: 16

約数和(自身を含む): 16192176

約数和(自身を除く): 6200818

約数列:

[1, 2, 13, 26, 571, 673, 1142, 1346, 7423, 8749, 14846, 17498, 384283, 768566, 4995679, 9991358]

約数ペア:

[(1, 9991358), (2, 4995679), (13, 768566), (26, 384283), (571, 17498), (673, 14846), (1142, 8749), (1346, 7423)]