28100541

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{78713}}^1$

素因数の和:78740

約数の個数: 16

約数和(自身を含む): 45339264

約数和(自身を除く): 17238723

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 78713, 236139, 550991, 1338121, 1652973, 4014363, 9366847, 28100541]

約数ペア:

[(1, 28100541), (3, 9366847), (7, 4014363), (17, 1652973), (21, 1338121), (51, 550991), (119, 236139), (357, 78713)]