13218673

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 24

約数和(自身を含む): 15653088

約数和(自身を除く): 2434415

約数列:

[1, 13, 17, 43, 107, 169, 221, 559, 731, 1391, 1819, 2873, 4601, 7267, 9503, 18083, 23647, 59813, 78217, 123539, 307411, 777569, 1016821, 13218673]

約数ペア:

[(1, 13218673), (13, 1016821), (17, 777569), (43, 307411), (107, 123539), (169, 78217), (221, 59813), (559, 23647), (731, 18083), (1391, 9503), (1819, 7267), (2873, 4601)]