61947145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 83994624

約数和(自身を除く): 22047479

約数列:

[1, 5, 13, 31, 65, 71, 155, 355, 403, 433, 923, 2015, 2165, 2201, 4615, 5629, 11005, 13423, 28145, 28613, 30743, 67115, 143065, 153715, 174499, 399659, 872495, 953033, 1998295, 4765165, 12389429, 61947145]

約数ペア:

[(1, 61947145), (5, 12389429), (13, 4765165), (31, 1998295), (65, 953033), (71, 872495), (155, 399659), (355, 174499), (403, 153715), (433, 143065), (923, 67115), (2015, 30743), (2165, 28613), (2201, 28145), (4615, 13423), (5629, 11005)]