264001287

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{353}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 390272256

約数和(自身を除く): 126270969

約数列:

[1, 3, 11, 33, 131, 173, 353, 393, 519, 1059, 1441, 1903, 3883, 4323, 5709, 11649, 22663, 46243, 61069, 67989, 138729, 183207, 249293, 508673, 671759, 747879, 1526019, 2015277, 8000039, 24000117, 88000429, 264001287]

約数ペア:

[(1, 264001287), (3, 88000429), (11, 24000117), (33, 8000039), (131, 2015277), (173, 1526019), (353, 747879), (393, 671759), (519, 508673), (1059, 249293), (1441, 183207), (1903, 138729), (3883, 67989), (4323, 61069), (5709, 46243), (11649, 22663)]