47842145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23743}}^1$

素因数の和:23792

約数の個数: 16

約数和(自身を含む): 63823872

約数和(自身を除く): 15981727

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 23743, 118715, 308659, 736033, 1543295, 3680165, 9568429, 47842145]

約数ペア:

[(1, 47842145), (5, 9568429), (13, 3680165), (31, 1543295), (65, 736033), (155, 308659), (403, 118715), (2015, 23743)]