338251809

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{4129}}^1$

素因数の和:4269

約数の個数: 32

約数和(自身を含む): 532869120

約数和(自身を除く): 194617311

約数列:

[1, 3, 7, 21, 47, 83, 141, 249, 329, 581, 987, 1743, 3901, 4129, 11703, 12387, 27307, 28903, 81921, 86709, 194063, 342707, 582189, 1028121, 1358441, 2398949, 4075323, 7196847, 16107229, 48321687, 112750603, 338251809]

約数ペア:

[(1, 338251809), (3, 112750603), (7, 48321687), (21, 16107229), (47, 7196847), (83, 4075323), (141, 2398949), (249, 1358441), (329, 1028121), (581, 582189), (987, 342707), (1743, 194063), (3901, 86709), (4129, 81921), (11703, 28903), (12387, 27307)]