423804515

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1\times {\mathrm{2161}}^1$

素因数の和:2870

約数の個数: 16

約数和(自身を含む): 517946016

約数和(自身を除く): 94141501

約数列:

[1, 5, 61, 305, 643, 2161, 3215, 10805, 39223, 131821, 196115, 659105, 1389523, 6947615, 84760903, 423804515]

約数ペア:

[(1, 423804515), (5, 84760903), (61, 6947615), (305, 1389523), (643, 659105), (2161, 196115), (3215, 131821), (10805, 39223)]