17740431

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 27552000

約数和(自身を除く): 9811569

約数列:

[1, 3, 9, 27, 29, 87, 139, 163, 261, 417, 489, 783, 1251, 1467, 3753, 4031, 4401, 4727, 12093, 14181, 22657, 36279, 42543, 67971, 108837, 127629, 203913, 611739, 657053, 1971159, 5913477, 17740431]

約数ペア:

[(1, 17740431), (3, 5913477), (9, 1971159), (27, 657053), (29, 611739), (87, 203913), (139, 127629), (163, 108837), (261, 67971), (417, 42543), (489, 36279), (783, 22657), (1251, 14181), (1467, 12093), (3753, 4727), (4031, 4401)]