204530438

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{1723}}^1$

素因数の和:1932

約数の個数: 32

約数和(自身を含む): 359143680

約数和(自身を除く): 154613242

約数列:

[1, 2, 7, 14, 61, 122, 139, 278, 427, 854, 973, 1723, 1946, 3446, 8479, 12061, 16958, 24122, 59353, 105103, 118706, 210206, 239497, 478994, 735721, 1471442, 1676479, 3352958, 14609317, 29218634, 102265219, 204530438]

約数ペア:

[(1, 204530438), (2, 102265219), (7, 29218634), (14, 14609317), (61, 3352958), (122, 1676479), (139, 1471442), (278, 735721), (427, 478994), (854, 239497), (973, 210206), (1723, 118706), (1946, 105103), (3446, 59353), (8479, 24122), (12061, 16958)]