290631172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1657}}^1\times {\mathrm{3373}}^1$

素因数の和:5047

約数の個数: 24

約数和(自身を含む): 548221016

約数和(自身を除く): 257589844

約数列:

[1, 2, 4, 13, 26, 52, 1657, 3314, 3373, 6628, 6746, 13492, 21541, 43082, 43849, 86164, 87698, 175396, 5589061, 11178122, 22356244, 72657793, 145315586, 290631172]

約数ペア:

[(1, 290631172), (2, 145315586), (4, 72657793), (13, 22356244), (26, 11178122), (52, 5589061), (1657, 175396), (3314, 87698), (3373, 86164), (6628, 43849), (6746, 43082), (13492, 21541)]