18231075

素因数分解:

$3^5\times 5^2\times {\mathrm{3001}}^1$

素因数の和:3026

約数の個数: 36

約数和(自身を含む): 33874568

約数和(自身を除く): 15643493

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 1215, 2025, 3001, 6075, 9003, 15005, 27009, 45015, 75025, 81027, 135045, 225075, 243081, 405135, 675225, 729243, 1215405, 2025675, 3646215, 6077025, 18231075]

約数ペア:

[(1, 18231075), (3, 6077025), (5, 3646215), (9, 2025675), (15, 1215405), (25, 729243), (27, 675225), (45, 405135), (75, 243081), (81, 225075), (135, 135045), (225, 81027), (243, 75025), (405, 45015), (675, 27009), (1215, 15005), (2025, 9003), (3001, 6075)]