399419692

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{839117}}^1$

素因数の和:839145

約数の個数: 24

約数和(自身を含む): 845830944

約数和(自身を除く): 446411252

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 839117, 1678234, 3356468, 5873819, 11747638, 14264989, 23495276, 28529978, 57059956, 99854923, 199709846, 399419692]

約数ペア:

[(1, 399419692), (2, 199709846), (4, 99854923), (7, 57059956), (14, 28529978), (17, 23495276), (28, 14264989), (34, 11747638), (68, 5873819), (119, 3356468), (238, 1678234), (476, 839117)]