64984339

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:463

約数の個数: 24

約数和(自身を含む): 78796800

約数和(自身を除く): 13812461

約数列:

[1, 7, 31, 49, 179, 217, 239, 1253, 1519, 1673, 5549, 7409, 8771, 11711, 38843, 42781, 51863, 271901, 299467, 363041, 1326211, 2096269, 9283477, 64984339]

約数ペア:

[(1, 64984339), (7, 9283477), (31, 2096269), (49, 1326211), (179, 363041), (217, 299467), (239, 271901), (1253, 51863), (1519, 42781), (1673, 38843), (5549, 11711), (7409, 8771)]