2161413

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 3301376

約数和(自身を除く): 1139963

約数列:

[1, 3, 9, 31, 61, 93, 127, 183, 279, 381, 549, 1143, 1891, 3937, 5673, 7747, 11811, 17019, 23241, 35433, 69723, 240157, 720471, 2161413]

約数ペア:

[(1, 2161413), (3, 720471), (9, 240157), (31, 69723), (61, 35433), (93, 23241), (127, 17019), (183, 11811), (279, 7747), (381, 5673), (549, 3937), (1143, 1891)]