42647845

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{2087}}^1$

素因数の和:2220

約数の個数: 16

約数和(自身を含む): 52818048

約数和(自身を除く): 10170203

約数列:

[1, 5, 61, 67, 305, 335, 2087, 4087, 10435, 20435, 127307, 139829, 636535, 699145, 8529569, 42647845]

約数ペア:

[(1, 42647845), (5, 8529569), (61, 699145), (67, 636535), (305, 139829), (335, 127307), (2087, 20435), (4087, 10435)]