221277310

素因数分解:

$2^1\times 5^1\times {\mathrm{2939}}^1\times {\mathrm{7529}}^1$

素因数の和:10475

約数の個数: 16

約数和(自身を含む): 398487600

約数和(自身を除く): 177210290

約数列:

[1, 2, 5, 10, 2939, 5878, 7529, 14695, 15058, 29390, 37645, 75290, 22127731, 44255462, 110638655, 221277310]

約数ペア:

[(1, 221277310), (2, 110638655), (5, 44255462), (10, 22127731), (2939, 75290), (5878, 37645), (7529, 29390), (14695, 15058)]