422013987

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{21227}}^1$

素因数の和:21327

約数の個数: 18

約数和(自身を含む): 622850748

約数和(自身を除く): 200836761

約数列:

[1, 3, 9, 47, 141, 423, 2209, 6627, 19881, 21227, 63681, 191043, 997669, 2993007, 8979021, 46890443, 140671329, 422013987]

約数ペア:

[(1, 422013987), (3, 140671329), (9, 46890443), (47, 8979021), (141, 2993007), (423, 997669), (2209, 191043), (6627, 63681), (19881, 21227)]