289494583

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{937}}^1$

素因数の和:1087

約数の個数: 32

約数和(自身を含む): 367395840

約数和(自身を除く): 77901257

約数列:

[1, 7, 19, 23, 101, 133, 161, 437, 707, 937, 1919, 2323, 3059, 6559, 13433, 16261, 17803, 21551, 44137, 94637, 124621, 150857, 308959, 409469, 662459, 1798103, 2176651, 2866283, 12586721, 15236557, 41356369, 289494583]

約数ペア:

[(1, 289494583), (7, 41356369), (19, 15236557), (23, 12586721), (101, 2866283), (133, 2176651), (161, 1798103), (437, 662459), (707, 409469), (937, 308959), (1919, 150857), (2323, 124621), (3059, 94637), (6559, 44137), (13433, 21551), (16261, 17803)]