87720876

素因数分解:

$2^2\times 3^2\times {\mathrm{719}}^1\times {\mathrm{3389}}^1$

素因数の和:4118

約数の個数: 36

約数和(自身を含む): 222112800

約数和(自身を除く): 134391924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 719, 1438, 2157, 2876, 3389, 4314, 6471, 6778, 8628, 10167, 12942, 13556, 20334, 25884, 30501, 40668, 61002, 122004, 2436691, 4873382, 7310073, 9746764, 14620146, 21930219, 29240292, 43860438, 87720876]

約数ペア:

[(1, 87720876), (2, 43860438), (3, 29240292), (4, 21930219), (6, 14620146), (9, 9746764), (12, 7310073), (18, 4873382), (36, 2436691), (719, 122004), (1438, 61002), (2157, 40668), (2876, 30501), (3389, 25884), (4314, 20334), (6471, 13556), (6778, 12942), (8628, 10167)]