28367185

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73681}}^1$

素因数の和:73704

約数の個数: 16

約数和(自身を含む): 42440832

約数和(自身を除く): 14073647

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 73681, 368405, 515767, 810491, 2578835, 4052455, 5673437, 28367185]

約数ペア:

[(1, 28367185), (5, 5673437), (7, 4052455), (11, 2578835), (35, 810491), (55, 515767), (77, 368405), (385, 73681)]