42317015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21001}}^1$

素因数の和:21050

約数の個数: 16

約数和(自身を含む): 56453376

約数和(自身を除く): 14136361

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 21001, 105005, 273013, 651031, 1365065, 3255155, 8463403, 42317015]

約数ペア:

[(1, 42317015), (5, 8463403), (13, 3255155), (31, 1365065), (65, 651031), (155, 273013), (403, 105005), (2015, 21001)]