18055215

素因数分解:

$3^2\times 5^1\times {\mathrm{607}}^1\times {\mathrm{661}}^1$

素因数の和:1279

約数の個数: 24

約数和(自身を含む): 31394688

約数和(自身を除く): 13339473

約数列:

[1, 3, 5, 9, 15, 45, 607, 661, 1821, 1983, 3035, 3305, 5463, 5949, 9105, 9915, 27315, 29745, 401227, 1203681, 2006135, 3611043, 6018405, 18055215]

約数ペア:

[(1, 18055215), (3, 6018405), (5, 3611043), (9, 2006135), (15, 1203681), (45, 401227), (607, 29745), (661, 27315), (1821, 9915), (1983, 9105), (3035, 5949), (3305, 5463)]