71131545

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{9137}}^1$

素因数の和:9321

約数の個数: 24

約数和(自身を含む): 124020936

約数和(自身を除く): 52889391

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 865, 1557, 2595, 7785, 9137, 27411, 45685, 82233, 137055, 411165, 1580701, 4742103, 7903505, 14226309, 23710515, 71131545]

約数ペア:

[(1, 71131545), (3, 23710515), (5, 14226309), (9, 7903505), (15, 4742103), (45, 1580701), (173, 411165), (519, 137055), (865, 82233), (1557, 45685), (2595, 27411), (7785, 9137)]