67974959

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 83026944

約数和(自身を除く): 15051985

約数列:

[1, 13, 17, 23, 43, 221, 299, 311, 391, 559, 731, 989, 4043, 5083, 5287, 7153, 9503, 12857, 13373, 16813, 68731, 92989, 121601, 173849, 218569, 227341, 307579, 1580813, 2955433, 3998527, 5228843, 67974959]

約数ペア:

[(1, 67974959), (13, 5228843), (17, 3998527), (23, 2955433), (43, 1580813), (221, 307579), (299, 227341), (311, 218569), (391, 173849), (559, 121601), (731, 92989), (989, 68731), (4043, 16813), (5083, 13373), (5287, 12857), (7153, 9503)]