78212085

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{106411}}^1$

素因数の和:106433

約数の個数: 24

約数和(自身を含む): 145571616

約数和(自身を除く): 67359531

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 106411, 319233, 532055, 744877, 1596165, 2234631, 3724385, 5214139, 11173155, 15642417, 26070695, 78212085]

約数ペア:

[(1, 78212085), (3, 26070695), (5, 15642417), (7, 11173155), (15, 5214139), (21, 3724385), (35, 2234631), (49, 1596165), (105, 744877), (147, 532055), (245, 319233), (735, 106411)]