1221000218

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1\times {\mathrm{1657}}^1$

素因数の和:1958

約数の個数: 32

約数和(自身を含む): 1945351296

約数和(自身を除く): 724351078

約数列:

[1, 2, 23, 46, 83, 166, 193, 386, 1657, 1909, 3314, 3818, 4439, 8878, 16019, 32038, 38111, 76222, 137531, 275062, 319801, 368437, 639602, 736874, 3163213, 6326426, 7355423, 14710846, 26543483, 53086966, 610500109, 1221000218]

約数ペア:

[(1, 1221000218), (2, 610500109), (23, 53086966), (46, 26543483), (83, 14710846), (166, 7355423), (193, 6326426), (386, 3163213), (1657, 736874), (1909, 639602), (3314, 368437), (3818, 319801), (4439, 275062), (8878, 137531), (16019, 76222), (32038, 38111)]