487037785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1\times {\mathrm{293}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 640120320

約数和(自身を除く): 153082535

約数列:

[1, 5, 13, 65, 107, 239, 293, 535, 1195, 1391, 1465, 3107, 3809, 6955, 15535, 19045, 25573, 31351, 70027, 127865, 156755, 332449, 350135, 407563, 910351, 1662245, 2037815, 4551755, 7492889, 37464445, 97407557, 487037785]

約数ペア:

[(1, 487037785), (5, 97407557), (13, 37464445), (65, 7492889), (107, 4551755), (239, 2037815), (293, 1662245), (535, 910351), (1195, 407563), (1391, 350135), (1465, 332449), (3107, 156755), (3809, 127865), (6955, 70027), (15535, 31351), (19045, 25573)]