580236489

素因数分解:

$3^2\times 7^2\times {\mathrm{1315729}}^1$

素因数の和:1315749

約数の個数: 18

約数和(自身を含む): 974955930

約数和(自身を除く): 394719441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 1315729, 3947187, 9210103, 11841561, 27630309, 64470721, 82890927, 193412163, 580236489]

約数ペア:

[(1, 580236489), (3, 193412163), (7, 82890927), (9, 64470721), (21, 27630309), (49, 11841561), (63, 9210103), (147, 3947187), (441, 1315729)]