257809752

素因数分解:

$2^3\times 3^2\times {\mathrm{3580691}}^1$

素因数の和:3580703

約数の個数: 24

約数和(自身を含む): 698234940

約数和(自身を除く): 440425188

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 3580691, 7161382, 10742073, 14322764, 21484146, 28645528, 32226219, 42968292, 64452438, 85936584, 128904876, 257809752]

約数ペア:

[(1, 257809752), (2, 128904876), (3, 85936584), (4, 64452438), (6, 42968292), (8, 32226219), (9, 28645528), (12, 21484146), (18, 14322764), (24, 10742073), (36, 7161382), (72, 3580691)]