331444388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{54193}}^1$

素因数の和:54347

約数の個数: 24

約数和(自身を含む): 637321440

約数和(自身を除く): 305877052

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 6116, 54193, 108386, 216772, 596123, 1192246, 2384492, 7532827, 15065654, 30131308, 82861097, 165722194, 331444388]

約数ペア:

[(1, 331444388), (2, 165722194), (4, 82861097), (11, 30131308), (22, 15065654), (44, 7532827), (139, 2384492), (278, 1192246), (556, 596123), (1529, 216772), (3058, 108386), (6116, 54193)]