28201145

素因数分解:

$5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1583}}^1$

素因数の和:2104

約数の個数: 16

約数和(自身を含む): 38776320

約数和(自身を除く): 10575175

約数列:

[1, 5, 7, 35, 509, 1583, 2545, 3563, 7915, 11081, 17815, 55405, 805747, 4028735, 5640229, 28201145]

約数ペア:

[(1, 28201145), (5, 5640229), (7, 4028735), (35, 805747), (509, 55405), (1583, 17815), (2545, 11081), (3563, 7915)]