398004208

素因数分解:

$2^4\times 7^1\times {\mathrm{1063}}^1\times {\mathrm{3343}}^1$

素因数の和:4421

約数の個数: 40

約数和(自身を含む): 882387968

約数和(自身を除く): 484383760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1063, 2126, 3343, 4252, 6686, 7441, 8504, 13372, 14882, 17008, 23401, 26744, 29764, 46802, 53488, 59528, 93604, 119056, 187208, 374416, 3553609, 7107218, 14214436, 24875263, 28428872, 49750526, 56857744, 99501052, 199002104, 398004208]

約数ペア:

[(1, 398004208), (2, 199002104), (4, 99501052), (7, 56857744), (8, 49750526), (14, 28428872), (16, 24875263), (28, 14214436), (56, 7107218), (112, 3553609), (1063, 374416), (2126, 187208), (3343, 119056), (4252, 93604), (6686, 59528), (7441, 53488), (8504, 46802), (13372, 29764), (14882, 26744), (17008, 23401)]