245434385

素因数分解:

$5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{7207}}^1$

素因数の和:7365

約数の個数: 24

約数和(自身を含む): 345119040

約数和(自身を除く): 99684655

約数列:

[1, 5, 7, 35, 49, 139, 245, 695, 973, 4865, 6811, 7207, 34055, 36035, 50449, 252245, 353143, 1001773, 1765715, 5008865, 7012411, 35062055, 49086877, 245434385]

約数ペア:

[(1, 245434385), (5, 49086877), (7, 35062055), (35, 7012411), (49, 5008865), (139, 1765715), (245, 1001773), (695, 353143), (973, 252245), (4865, 50449), (6811, 36035), (7207, 34055)]