28163763

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 41932800

約数和(自身を除く): 13769037

約数列:

[1, 3, 9, 47, 139, 141, 417, 423, 479, 1251, 1437, 4311, 6533, 19599, 22513, 58797, 66581, 67539, 199743, 202617, 599229, 3129307, 9387921, 28163763]

約数ペア:

[(1, 28163763), (3, 9387921), (9, 3129307), (47, 599229), (139, 202617), (141, 199743), (417, 67539), (423, 66581), (479, 58797), (1251, 22513), (1437, 19599), (4311, 6533)]