78559047

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{8971}}^1$

素因数の和:9123

約数の個数: 24

約数和(自身を含む): 130632320

約数和(自身を除く): 52073273

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8757, 8971, 26913, 62797, 80739, 188391, 565173, 1246969, 3740907, 8728783, 11222721, 26186349, 78559047]

約数ペア:

[(1, 78559047), (3, 26186349), (7, 11222721), (9, 8728783), (21, 3740907), (63, 1246969), (139, 565173), (417, 188391), (973, 80739), (1251, 62797), (2919, 26913), (8757, 8971)]