51378565

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{77261}}^1$

素因数の和:77292

約数の個数: 16

約数和(自身を含む): 74171520

約数和(自身を除く): 22792955

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 77261, 386305, 540827, 1467959, 2704135, 7339795, 10275713, 51378565]

約数ペア:

[(1, 51378565), (5, 10275713), (7, 7339795), (19, 2704135), (35, 1467959), (95, 540827), (133, 386305), (665, 77261)]