11550015

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 21086208

約数和(自身を除く): 9536193

約数列:

[1, 3, 5, 9, 15, 43, 45, 47, 127, 129, 141, 215, 235, 381, 387, 423, 635, 645, 705, 1143, 1905, 1935, 2021, 2115, 5461, 5715, 5969, 6063, 10105, 16383, 17907, 18189, 27305, 29845, 30315, 49149, 53721, 81915, 89535, 90945, 245745, 256667, 268605, 770001, 1283335, 2310003, 3850005, 11550015]

約数ペア:

[(1, 11550015), (3, 3850005), (5, 2310003), (9, 1283335), (15, 770001), (43, 268605), (45, 256667), (47, 245745), (127, 90945), (129, 89535), (141, 81915), (215, 53721), (235, 49149), (381, 30315), (387, 29845), (423, 27305), (635, 18189), (645, 17907), (705, 16383), (1143, 10105), (1905, 6063), (1935, 5969), (2021, 5715), (2115, 5461)]