821682

素因数分解:

$2^1\times 3^2\times {\mathrm{191}}^1\times {\mathrm{239}}^1$

素因数の和:438

約数の個数: 24

約数和(自身を含む): 1797120

約数和(自身を除く): 975438

約数列:

[1, 2, 3, 6, 9, 18, 191, 239, 382, 478, 573, 717, 1146, 1434, 1719, 2151, 3438, 4302, 45649, 91298, 136947, 273894, 410841, 821682]

約数ペア:

[(1, 821682), (2, 410841), (3, 273894), (6, 136947), (9, 91298), (18, 45649), (191, 4302), (239, 3438), (382, 2151), (478, 1719), (573, 1434), (717, 1146)]