28439397

素因数分解:

$3^3\times 7^1\times {\mathrm{150473}}^1$

素因数の和:150489

約数の個数: 16

約数和(自身を含む): 48151680

約数和(自身を除く): 19712283

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 150473, 451419, 1053311, 1354257, 3159933, 4062771, 9479799, 28439397]

約数ペア:

[(1, 28439397), (3, 9479799), (7, 4062771), (9, 3159933), (21, 1354257), (27, 1053311), (63, 451419), (189, 150473)]