11993775

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{3719}}^1$

素因数の和:3775

約数の個数: 24

約数和(自身を含む): 20296320

約数和(自身を除く): 8302545

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 3719, 11157, 18595, 55785, 92975, 159917, 278925, 479751, 799585, 2398755, 3997925, 11993775]

約数ペア:

[(1, 11993775), (3, 3997925), (5, 2398755), (15, 799585), (25, 479751), (43, 278925), (75, 159917), (129, 92975), (215, 55785), (645, 18595), (1075, 11157), (3225, 3719)]