26185515

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:827

約数の個数: 32

約数和(自身を含む): 44486400

約数和(自身を除く): 18300885

約数列:

[1, 3, 5, 15, 19, 57, 95, 139, 285, 417, 661, 695, 1983, 2085, 2641, 3305, 7923, 9915, 12559, 13205, 37677, 39615, 62795, 91879, 188385, 275637, 459395, 1378185, 1745701, 5237103, 8728505, 26185515]

約数ペア:

[(1, 26185515), (3, 8728505), (5, 5237103), (15, 1745701), (19, 1378185), (57, 459395), (95, 275637), (139, 188385), (285, 91879), (417, 62795), (661, 39615), (695, 37677), (1983, 13205), (2085, 12559), (2641, 9915), (3305, 7923)]