85731678

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{153641}}^1$

素因数の和:153680

約数の個数: 24

約数和(自身を含む): 191745216

約数和(自身を除く): 106013538

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 153641, 307282, 460923, 921846, 1382769, 2765538, 4762871, 9525742, 14288613, 28577226, 42865839, 85731678]

約数ペア:

[(1, 85731678), (2, 42865839), (3, 28577226), (6, 14288613), (9, 9525742), (18, 4762871), (31, 2765538), (62, 1382769), (93, 921846), (186, 460923), (279, 307282), (558, 153641)]