205105884865

素因数分解:

$5^1\times 7^2\times {\mathrm{6949}}^1\times {\mathrm{120473}}^1$

素因数の和:127441

約数の個数: 24

約数和(自身を含む): 286354650600

約数和(自身を除く): 81248765735

約数列:

[1, 5, 7, 35, 49, 245, 6949, 34745, 48643, 120473, 243215, 340501, 602365, 843311, 1702505, 4216555, 5903177, 29515885, 837166877, 4185834385, 5860168139, 29300840695, 41021176973, 205105884865]

約数ペア:

[(1, 205105884865), (5, 41021176973), (7, 29300840695), (35, 5860168139), (49, 4185834385), (245, 837166877), (6949, 29515885), (34745, 5903177), (48643, 4216555), (120473, 1702505), (243215, 843311), (340501, 602365)]