30787533

素因数分解:

$3^4\times 7^2\times {\mathrm{7757}}^1$

素因数の和:7783

約数の個数: 30

約数和(自身を含む): 53506926

約数和(自身を除く): 22719393

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 7757, 23271, 54299, 69813, 162897, 209439, 380093, 488691, 628317, 1140279, 1466073, 3420837, 4398219, 10262511, 30787533]

約数ペア:

[(1, 30787533), (3, 10262511), (7, 4398219), (9, 3420837), (21, 1466073), (27, 1140279), (49, 628317), (63, 488691), (81, 380093), (147, 209439), (189, 162897), (441, 69813), (567, 54299), (1323, 23271), (3969, 7757)]