387393422

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1\times {\mathrm{919}}^1$

素因数の和:1488

約数の個数: 32

約数和(自身を含む): 647915520

約数和(自身を除く): 260522098

約数列:

[1, 2, 13, 26, 31, 62, 403, 523, 806, 919, 1046, 1838, 6799, 11947, 13598, 16213, 23894, 28489, 32426, 56978, 210769, 370357, 421538, 480637, 740714, 961274, 6248281, 12496562, 14899747, 29799494, 193696711, 387393422]

約数ペア:

[(1, 387393422), (2, 193696711), (13, 29799494), (26, 14899747), (31, 12496562), (62, 6248281), (403, 961274), (523, 740714), (806, 480637), (919, 421538), (1046, 370357), (1838, 210769), (6799, 56978), (11947, 32426), (13598, 28489), (16213, 23894)]