399362012

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{102611}}^1$

素因数の和:102761

約数の個数: 24

約数和(自身を含む): 804478080

約数和(自身を除く): 405116068

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 102611, 205222, 410444, 718277, 1436554, 2873108, 14262929, 28525858, 57051716, 99840503, 199681006, 399362012]

約数ペア:

[(1, 399362012), (2, 199681006), (4, 99840503), (7, 57051716), (14, 28525858), (28, 14262929), (139, 2873108), (278, 1436554), (556, 718277), (973, 410444), (1946, 205222), (3892, 102611)]