401331364

素因数分解:

$2^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{14731}}^1$

素因数の和:14888

約数の個数: 36

約数和(自身を含む): 822929520

約数和(自身を除く): 421598156

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 139, 196, 278, 556, 973, 1946, 3892, 6811, 13622, 14731, 27244, 29462, 58924, 103117, 206234, 412468, 721819, 1443638, 2047609, 2887276, 4095218, 8190436, 14333263, 28666526, 57333052, 100332841, 200665682, 401331364]

約数ペア:

[(1, 401331364), (2, 200665682), (4, 100332841), (7, 57333052), (14, 28666526), (28, 14333263), (49, 8190436), (98, 4095218), (139, 2887276), (196, 2047609), (278, 1443638), (556, 721819), (973, 412468), (1946, 206234), (3892, 103117), (6811, 58924), (13622, 29462), (14731, 27244)]