28312345

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{827}}^1$

素因数の和:1040

約数の個数: 16

約数和(自身を含む): 35054208

約数和(自身を除く): 6741863

約数列:

[1, 5, 41, 167, 205, 827, 835, 4135, 6847, 33907, 34235, 138109, 169535, 690545, 5662469, 28312345]

約数ペア:

[(1, 28312345), (5, 5662469), (41, 690545), (167, 169535), (205, 138109), (827, 34235), (835, 33907), (4135, 6847)]