78540282

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{31391}}^1$

素因数の和:31538

約数の個数: 24

約数和(自身を含む): 171400320

約数和(自身を除く): 92860038

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 31391, 62782, 94173, 188346, 282519, 565038, 4363349, 8726698, 13090047, 26180094, 39270141, 78540282]

約数ペア:

[(1, 78540282), (2, 39270141), (3, 26180094), (6, 13090047), (9, 8726698), (18, 4363349), (139, 565038), (278, 282519), (417, 188346), (834, 94173), (1251, 62782), (2502, 31391)]