1320199263

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{1577299}}^1$

素因数の和:1577339

約数の個数: 16

約数和(自身を含む): 2018944000

約数和(自身を除く): 698744737

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 1577299, 4731897, 14195691, 42587073, 48896269, 146688807, 440066421, 1320199263]

約数ペア:

[(1, 1320199263), (3, 440066421), (9, 146688807), (27, 48896269), (31, 42587073), (93, 14195691), (279, 4731897), (837, 1577299)]