28916965

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{75109}}^1$

素因数の和:75132

約数の個数: 16

約数和(自身を含む): 43263360

約数和(自身を除く): 14346395

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 75109, 375545, 525763, 826199, 2628815, 4130995, 5783393, 28916965]

約数ペア:

[(1, 28916965), (5, 5783393), (7, 4130995), (11, 2628815), (35, 826199), (55, 525763), (77, 375545), (385, 75109)]