478828

素因数分解:

$2^2\times 7^3\times {\mathrm{349}}^1$

素因数の和:374

約数の個数: 24

約数和(自身を含む): 980000

約数和(自身を除く): 501172

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 349, 686, 698, 1372, 1396, 2443, 4886, 9772, 17101, 34202, 68404, 119707, 239414, 478828]

約数ペア:

[(1, 478828), (2, 239414), (4, 119707), (7, 68404), (14, 34202), (28, 17101), (49, 9772), (98, 4886), (196, 2443), (343, 1396), (349, 1372), (686, 698)]