1898082174933

素因数分解:

$3^2\times 7^2\times {\mathrm{28559}}^1\times {\mathrm{150707}}^1$

素因数の和:179286

約数の個数: 36

約数和(自身を含む): 3189427375680

約数和(自身を除く): 1291345200747

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 28559, 85677, 150707, 199913, 257031, 452121, 599739, 1054949, 1356363, 1399391, 1799217, 3164847, 4198173, 7384643, 9494541, 12594519, 22153929, 66461787, 4304041213, 12912123639, 30128288491, 38736370917, 90384865473, 210898019437, 271154596419, 632694058311, 1898082174933]

約数ペア:

[(1, 1898082174933), (3, 632694058311), (7, 271154596419), (9, 210898019437), (21, 90384865473), (49, 38736370917), (63, 30128288491), (147, 12912123639), (441, 4304041213), (28559, 66461787), (85677, 22153929), (150707, 12594519), (199913, 9494541), (257031, 7384643), (452121, 4198173), (599739, 3164847), (1054949, 1799217), (1356363, 1399391)]