9931975

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{751}}^1$

素因数の和:807

約数の個数: 18

約数和(自身を含む): 12891536

約数和(自身を除く): 2959561

約数列:

[1, 5, 23, 25, 115, 529, 575, 751, 2645, 3755, 13225, 17273, 18775, 86365, 397279, 431825, 1986395, 9931975]

約数ペア:

[(1, 9931975), (5, 1986395), (23, 431825), (25, 397279), (115, 86365), (529, 18775), (575, 17273), (751, 13225), (2645, 3755)]