9945325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 13499136

約数和(自身を除く): 3553811

約数列:

[1, 5, 13, 25, 65, 71, 325, 355, 431, 923, 1775, 2155, 4615, 5603, 10775, 23075, 28015, 30601, 140075, 153005, 397813, 765025, 1989065, 9945325]

約数ペア:

[(1, 9945325), (5, 1989065), (13, 765025), (25, 397813), (65, 153005), (71, 140075), (325, 30601), (355, 28015), (431, 23075), (923, 10775), (1775, 5603), (2155, 4615)]