31887855

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{15077}}^1$

素因数の和:15135

約数の個数: 24

約数和(自身を含む): 56452032

約数和(自身を除く): 24564177

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 15077, 45231, 75385, 135693, 226155, 678465, 708619, 2125857, 3543095, 6377571, 10629285, 31887855]

約数ペア:

[(1, 31887855), (3, 10629285), (5, 6377571), (9, 3543095), (15, 2125857), (45, 708619), (47, 678465), (141, 226155), (235, 135693), (423, 75385), (705, 45231), (2115, 15077)]