8899009

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:456

約数の個数: 16

約数和(自身を含む): 10555776

約数和(自身を除く): 1656767

約数列:

[1, 7, 41, 101, 287, 307, 707, 2149, 4141, 12587, 28987, 31007, 88109, 217049, 1271287, 8899009]

約数ペア:

[(1, 8899009), (7, 1271287), (41, 217049), (101, 88109), (287, 31007), (307, 28987), (707, 12587), (2149, 4141)]