51680745

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{9043}}^1$

素因数の和:9181

約数の個数: 24

約数和(自身を含む): 90295296

約数和(自身を除く): 38614551

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 5715, 9043, 27129, 45215, 81387, 135645, 406935, 1148461, 3445383, 5742305, 10336149, 17226915, 51680745]

約数ペア:

[(1, 51680745), (3, 17226915), (5, 10336149), (9, 5742305), (15, 3445383), (45, 1148461), (127, 406935), (381, 135645), (635, 81387), (1143, 45215), (1905, 27129), (5715, 9043)]