28469441

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 12898879

約数列:

[1, 7, 11, 13, 17, 49, 77, 91, 119, 143, 187, 221, 239, 539, 637, 833, 1001, 1309, 1547, 1673, 2431, 2629, 3107, 4063, 7007, 9163, 10829, 11711, 17017, 18403, 21749, 28441, 34177, 44693, 52819, 119119, 128821, 152243, 199087, 239239, 312851, 369733, 581009, 1674673, 2189957, 2588131, 4067063, 28469441]

約数ペア:

[(1, 28469441), (7, 4067063), (11, 2588131), (13, 2189957), (17, 1674673), (49, 581009), (77, 369733), (91, 312851), (119, 239239), (143, 199087), (187, 152243), (221, 128821), (239, 119119), (539, 52819), (637, 44693), (833, 34177), (1001, 28441), (1309, 21749), (1547, 18403), (1673, 17017), (2431, 11711), (2629, 10829), (3107, 9163), (4063, 7007)]