208022395

素因数分解:

$5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{4691}}^1$

素因数の和:4891

約数の個数: 24

約数和(自身を含む): 292048848

約数和(自身を除く): 84026453

約数列:

[1, 5, 7, 35, 49, 181, 245, 905, 1267, 4691, 6335, 8869, 23455, 32837, 44345, 164185, 229859, 849071, 1149295, 4245355, 5943497, 29717485, 41604479, 208022395]

約数ペア:

[(1, 208022395), (5, 41604479), (7, 29717485), (35, 5943497), (49, 4245355), (181, 1149295), (245, 849071), (905, 229859), (1267, 164185), (4691, 44345), (6335, 32837), (8869, 23455)]