90489889

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{19381}}^1$

素因数の和:19440

約数の個数: 16

約数和(自身を含む): 111640320

約数和(自身を除く): 21150431

約数列:

[1, 7, 23, 29, 161, 203, 667, 4669, 19381, 135667, 445763, 562049, 3120341, 3934343, 12927127, 90489889]

約数ペア:

[(1, 90489889), (7, 12927127), (23, 3934343), (29, 3120341), (161, 562049), (203, 445763), (667, 135667), (4669, 19381)]