2787335

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:490

約数の個数: 16

約数和(自身を含む): 3542400

約数和(自身を除く): 755065

約数列:

[1, 5, 29, 47, 145, 235, 409, 1363, 2045, 6815, 11861, 19223, 59305, 96115, 557467, 2787335]

約数ペア:

[(1, 2787335), (5, 557467), (29, 96115), (47, 59305), (145, 19223), (235, 11861), (409, 6815), (1363, 2045)]