397248905

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{2549}}^1$

素因数の和:3064

約数の個数: 16

約数和(自身を含む): 484704000

約数和(自身を除く): 87455095

約数列:

[1, 5, 71, 355, 439, 2195, 2549, 12745, 31169, 155845, 180979, 904895, 1119011, 5595055, 79449781, 397248905]

約数ペア:

[(1, 397248905), (5, 79449781), (71, 5595055), (355, 1119011), (439, 904895), (2195, 180979), (2549, 155845), (12745, 31169)]