28350525

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{54001}}^1$

素因数の和:54021

約数の個数: 24

約数和(自身を含む): 53569984

約数和(自身を除く): 25219459

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 54001, 162003, 270005, 378007, 810015, 1134021, 1350025, 1890035, 4050075, 5670105, 9450175, 28350525]

約数ペア:

[(1, 28350525), (3, 9450175), (5, 5670105), (7, 4050075), (15, 1890035), (21, 1350025), (25, 1134021), (35, 810015), (75, 378007), (105, 270005), (175, 162003), (525, 54001)]