1618749913

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 1880589312

約数和(自身を除く): 261839399

約数列:

[1, 11, 23, 83, 157, 253, 491, 913, 1727, 1909, 3611, 5401, 11293, 13031, 20999, 39721, 40753, 77087, 124223, 143341, 299713, 448283, 847957, 937319, 1773001, 3296843, 6398221, 10310509, 19503011, 70380431, 147159083, 1618749913]

約数ペア:

[(1, 1618749913), (11, 147159083), (23, 70380431), (83, 19503011), (157, 10310509), (253, 6398221), (491, 3296843), (913, 1773001), (1727, 937319), (1909, 847957), (3611, 448283), (5401, 299713), (11293, 143341), (13031, 124223), (20999, 77087), (39721, 40753)]