67990197

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 101477376

約数和(自身を除く): 33487179

約数列:

[1, 3, 11, 33, 83, 103, 241, 249, 309, 723, 913, 1133, 2651, 2739, 3399, 7953, 8549, 20003, 24823, 25647, 60009, 74469, 94039, 220033, 273053, 282117, 660099, 819159, 2060309, 6180927, 22663399, 67990197]

約数ペア:

[(1, 67990197), (3, 22663399), (11, 6180927), (33, 2060309), (83, 819159), (103, 660099), (241, 282117), (249, 273053), (309, 220033), (723, 94039), (913, 74469), (1133, 60009), (2651, 25647), (2739, 24823), (3399, 20003), (7953, 8549)]