2186205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 4091904

約数和(自身を除く): 1905699

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 443, 705, 987, 1329, 1645, 2215, 3101, 4935, 6645, 9303, 15505, 20821, 46515, 62463, 104105, 145747, 312315, 437241, 728735, 2186205]

約数ペア:

[(1, 2186205), (3, 728735), (5, 437241), (7, 312315), (15, 145747), (21, 104105), (35, 62463), (47, 46515), (105, 20821), (141, 15505), (235, 9303), (329, 6645), (443, 4935), (705, 3101), (987, 2215), (1329, 1645)]