380672397

素因数分解:

$3^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{19429}}^1$

素因数の和:19753

約数の個数: 24

約数和(自身を含む): 630464640

約数和(自身を除く): 249792243

約数列:

[1, 3, 7, 9, 21, 63, 311, 933, 2177, 2799, 6531, 19429, 19593, 58287, 136003, 174861, 408009, 1224027, 6042419, 18127257, 42296933, 54381771, 126890799, 380672397]

約数ペア:

[(1, 380672397), (3, 126890799), (7, 54381771), (9, 42296933), (21, 18127257), (63, 6042419), (311, 1224027), (933, 408009), (2177, 174861), (2799, 136003), (6531, 58287), (19429, 19593)]