18171135

素因数分解:

$3^4\times 5^1\times {\mathrm{44867}}^1$

素因数の和:44884

約数の個数: 20

約数和(自身を含む): 32574168

約数和(自身を除く): 14403033

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 44867, 134601, 224335, 403803, 673005, 1211409, 2019015, 3634227, 6057045, 18171135]

約数ペア:

[(1, 18171135), (3, 6057045), (5, 3634227), (9, 2019015), (15, 1211409), (27, 673005), (45, 403803), (81, 224335), (135, 134601), (405, 44867)]