8581287

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 13660416

約数和(自身を除く): 5079129

約数列:

[1, 3, 11, 13, 33, 39, 83, 143, 241, 249, 429, 723, 913, 1079, 2651, 2739, 3133, 3237, 7953, 9399, 11869, 20003, 34463, 35607, 60009, 103389, 220033, 260039, 660099, 780117, 2860429, 8581287]

約数ペア:

[(1, 8581287), (3, 2860429), (11, 780117), (13, 660099), (33, 260039), (39, 220033), (83, 103389), (143, 60009), (241, 35607), (249, 34463), (429, 20003), (723, 11869), (913, 9399), (1079, 7953), (2651, 3237), (2739, 3133)]