78840198

素因数分解:

$2^1\times 3^2\times {\mathrm{1871}}^1\times {\mathrm{2341}}^1$

素因数の和:4220

約数の個数: 24

約数和(自身を含む): 170984736

約数和(自身を除く): 92144538

約数列:

[1, 2, 3, 6, 9, 18, 1871, 2341, 3742, 4682, 5613, 7023, 11226, 14046, 16839, 21069, 33678, 42138, 4380011, 8760022, 13140033, 26280066, 39420099, 78840198]

約数ペア:

[(1, 78840198), (2, 39420099), (3, 26280066), (6, 13140033), (9, 8760022), (18, 4380011), (1871, 42138), (2341, 33678), (3742, 21069), (4682, 16839), (5613, 14046), (7023, 11226)]