15684381

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:266

約数の個数: 32

約数和(自身を含む): 24105600

約数和(自身を除く): 8421219

約数列:

[1, 3, 9, 27, 61, 89, 107, 183, 267, 321, 549, 801, 963, 1647, 2403, 2889, 5429, 6527, 9523, 16287, 19581, 28569, 48861, 58743, 85707, 146583, 176229, 257121, 580903, 1742709, 5228127, 15684381]

約数ペア:

[(1, 15684381), (3, 5228127), (9, 1742709), (27, 580903), (61, 257121), (89, 176229), (107, 146583), (183, 85707), (267, 58743), (321, 48861), (549, 28569), (801, 19581), (963, 16287), (1647, 9523), (2403, 6527), (2889, 5429)]