131119513

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 163722240

約数和(自身を除く): 32602727

約数列:

[1, 7, 19, 43, 101, 133, 227, 301, 707, 817, 1589, 1919, 4313, 4343, 5719, 9761, 13433, 22927, 30191, 30401, 68327, 82517, 160489, 185459, 435613, 577619, 985861, 1298213, 3049291, 6901027, 18731359, 131119513]

約数ペア:

[(1, 131119513), (7, 18731359), (19, 6901027), (43, 3049291), (101, 1298213), (133, 985861), (227, 577619), (301, 435613), (707, 185459), (817, 160489), (1589, 82517), (1919, 68327), (4313, 30401), (4343, 30191), (5719, 22927), (9761, 13433)]