42719971

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:610

約数の個数: 16

約数和(自身を含む): 49713664

約数和(自身を除く): 6993693

約数列:

[1, 7, 103, 193, 307, 721, 1351, 2149, 19879, 31621, 59251, 139153, 221347, 414757, 6102853, 42719971]

約数ペア:

[(1, 42719971), (7, 6102853), (103, 414757), (193, 221347), (307, 139153), (721, 59251), (1351, 31621), (2149, 19879)]