8939005

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 11202048

約数和(自身を除く): 2263043

約数列:

[1, 5, 31, 101, 155, 505, 571, 2855, 3131, 15655, 17701, 57671, 88505, 288355, 1787801, 8939005]

約数ペア:

[(1, 8939005), (5, 1787801), (31, 288355), (101, 88505), (155, 57671), (505, 17701), (571, 15655), (2855, 3131)]