18309495

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{727}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 31030272

約数和(自身を除く): 12720777

約数列:

[1, 3, 5, 15, 23, 69, 73, 115, 219, 345, 365, 727, 1095, 1679, 2181, 3635, 5037, 8395, 10905, 16721, 25185, 50163, 53071, 83605, 159213, 250815, 265355, 796065, 1220633, 3661899, 6103165, 18309495]

約数ペア:

[(1, 18309495), (3, 6103165), (5, 3661899), (15, 1220633), (23, 796065), (69, 265355), (73, 250815), (115, 159213), (219, 83605), (345, 53071), (365, 50163), (727, 25185), (1095, 16721), (1679, 10905), (2181, 8395), (3635, 5037)]