291213135

素因数分解:

$3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{27077}}^1$

素因数の和:27327

約数の個数: 24

約数和(自身を含む): 506900160

約数和(自身を除く): 215687025

約数列:

[1, 3, 5, 9, 15, 45, 239, 717, 1195, 2151, 3585, 10755, 27077, 81231, 135385, 243693, 406155, 1218465, 6471403, 19414209, 32357015, 58242627, 97071045, 291213135]

約数ペア:

[(1, 291213135), (3, 97071045), (5, 58242627), (9, 32357015), (15, 19414209), (45, 6471403), (239, 1218465), (717, 406155), (1195, 243693), (2151, 135385), (3585, 81231), (10755, 27077)]