1531555

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:318

約数の個数: 16

約数和(自身を含む): 1951488

約数和(自身を除く): 419933

約数列:

[1, 5, 31, 41, 155, 205, 241, 1205, 1271, 6355, 7471, 9881, 37355, 49405, 306311, 1531555]

約数ペア:

[(1, 1531555), (5, 306311), (31, 49405), (41, 37355), (155, 9881), (205, 7471), (241, 6355), (1205, 1271)]