13205925

素因数分解:

$3^2\times 5^2\times {\mathrm{58693}}^1$

素因数の和:58709

約数の個数: 18

約数和(自身を含む): 23653682

約数和(自身を除く): 10447757

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 58693, 176079, 293465, 528237, 880395, 1467325, 2641185, 4401975, 13205925]

約数ペア:

[(1, 13205925), (3, 4401975), (5, 2641185), (9, 1467325), (15, 880395), (25, 528237), (45, 293465), (75, 176079), (225, 58693)]