208010015

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{21589}}^1$

素因数の和:21682

約数の個数: 16

約数和(自身を含む): 261152640

約数和(自身を除く): 53142625

約数列:

[1, 5, 41, 47, 205, 235, 1927, 9635, 21589, 107945, 885149, 1014683, 4425745, 5073415, 41602003, 208010015]

約数ペア:

[(1, 208010015), (5, 41602003), (41, 5073415), (47, 4425745), (205, 1014683), (235, 885149), (1927, 107945), (9635, 21589)]