641920245

素因数分解:

$3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{134999}}^1$

素因数の和:135324

約数の個数: 16

約数和(自身を含む): 1030320000

約数和(自身を除く): 388399755

約数列:

[1, 3, 5, 15, 317, 951, 1585, 4755, 134999, 404997, 674995, 2024985, 42794683, 128384049, 213973415, 641920245]

約数ペア:

[(1, 641920245), (3, 213973415), (5, 128384049), (15, 42794683), (317, 2024985), (951, 674995), (1585, 404997), (4755, 134999)]