1863315

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{881}}^1$

素因数の和:939

約数の個数: 24

約数和(自身を含む): 3302208

約数和(自身を除く): 1438893

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 881, 2115, 2643, 4405, 7929, 13215, 39645, 41407, 124221, 207035, 372663, 621105, 1863315]

約数ペア:

[(1, 1863315), (3, 621105), (5, 372663), (9, 207035), (15, 124221), (45, 41407), (47, 39645), (141, 13215), (235, 7929), (423, 4405), (705, 2643), (881, 2115)]