1200615

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 32

約数和(自身を含む): 2128896

約数和(自身を除く): 928281

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 131, 141, 195, 235, 393, 611, 655, 705, 1703, 1833, 1965, 3055, 5109, 6157, 8515, 9165, 18471, 25545, 30785, 80041, 92355, 240123, 400205, 1200615]

約数ペア:

[(1, 1200615), (3, 400205), (5, 240123), (13, 92355), (15, 80041), (39, 30785), (47, 25545), (65, 18471), (131, 9165), (141, 8515), (195, 6157), (235, 5109), (393, 3055), (611, 1965), (655, 1833), (705, 1703)]