18275715

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8641}}^1$

素因数の和:8699

約数の個数: 24

約数和(自身を含む): 32355648

約数和(自身を除く): 14079933

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 8641, 25923, 43205, 77769, 129615, 388845, 406127, 1218381, 2030635, 3655143, 6091905, 18275715]

約数ペア:

[(1, 18275715), (3, 6091905), (5, 3655143), (9, 2030635), (15, 1218381), (45, 406127), (47, 388845), (141, 129615), (235, 77769), (423, 43205), (705, 25923), (2115, 8641)]