1338862497

素因数分解:

$3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{201121}}^1$

素因数の和:201448

約数の個数: 16

約数和(自身を含む): 2046617472

約数和(自身を除く): 707754975

約数列:

[1, 3, 7, 21, 317, 951, 2219, 6657, 201121, 603363, 1407847, 4223541, 63755357, 191266071, 446287499, 1338862497]

約数ペア:

[(1, 1338862497), (3, 446287499), (7, 191266071), (21, 63755357), (317, 4223541), (951, 1407847), (2219, 603363), (6657, 201121)]