28403208

素因数分解:

$2^3\times 3^2\times {\mathrm{394489}}^1$

素因数の和:394501

約数の個数: 24

約数和(自身を含む): 76925550

約数和(自身を除く): 48522342

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 394489, 788978, 1183467, 1577956, 2366934, 3155912, 3550401, 4733868, 7100802, 9467736, 14201604, 28403208]

約数ペア:

[(1, 28403208), (2, 14201604), (3, 9467736), (4, 7100802), (6, 4733868), (8, 3550401), (9, 3155912), (12, 2366934), (18, 1577956), (24, 1183467), (36, 788978), (72, 394489)]