856961379

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{547}}^1\times {\mathrm{1597}}^1$

素因数の和:2259

約数の個数: 24

約数和(自身を含む): 1252256720

約数和(自身を除く): 395295341

約数列:

[1, 3, 9, 109, 327, 547, 981, 1597, 1641, 4791, 4923, 14373, 59623, 174073, 178869, 522219, 536607, 873559, 1566657, 2620677, 7862031, 95217931, 285653793, 856961379]

約数ペア:

[(1, 856961379), (3, 285653793), (9, 95217931), (109, 7862031), (327, 2620677), (547, 1566657), (981, 873559), (1597, 536607), (1641, 522219), (4791, 178869), (4923, 174073), (14373, 59623)]