281659401

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{2687}}^1$

素因数の和:3325

約数の個数: 24

約数和(自身を含む): 429112320

約数和(自身を除く): 147452919

約数列:

[1, 3, 9, 19, 57, 171, 613, 1839, 2687, 5517, 8061, 11647, 24183, 34941, 51053, 104823, 153159, 459477, 1647131, 4941393, 14824179, 31295489, 93886467, 281659401]

約数ペア:

[(1, 281659401), (3, 93886467), (9, 31295489), (19, 14824179), (57, 4941393), (171, 1647131), (613, 459477), (1839, 153159), (2687, 104823), (5517, 51053), (8061, 34941), (11647, 24183)]