399973488

素因数分解:

$2^4\times 3^1\times {\mathrm{1787}}^1\times {\mathrm{4663}}^1$

素因数の和:6461

約数の個数: 40

約数和(自身を含む): 1034064768

約数和(自身を除く): 634091280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1787, 3574, 4663, 5361, 7148, 9326, 10722, 13989, 14296, 18652, 21444, 27978, 28592, 37304, 42888, 55956, 74608, 85776, 111912, 223824, 8332781, 16665562, 24998343, 33331124, 49996686, 66662248, 99993372, 133324496, 199986744, 399973488]

約数ペア:

[(1, 399973488), (2, 199986744), (3, 133324496), (4, 99993372), (6, 66662248), (8, 49996686), (12, 33331124), (16, 24998343), (24, 16665562), (48, 8332781), (1787, 223824), (3574, 111912), (4663, 85776), (5361, 74608), (7148, 55956), (9326, 42888), (10722, 37304), (13989, 28592), (14296, 27978), (18652, 21444)]