12862905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 23876160

約数和(自身を除く): 11013255

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 121, 165, 209, 285, 363, 373, 605, 627, 1045, 1119, 1815, 1865, 2299, 3135, 4103, 5595, 6897, 7087, 11495, 12309, 20515, 21261, 34485, 35435, 45133, 61545, 77957, 106305, 135399, 225665, 233871, 389785, 676995, 857527, 1169355, 2572581, 4287635, 12862905]

約数ペア:

[(1, 12862905), (3, 4287635), (5, 2572581), (11, 1169355), (15, 857527), (19, 676995), (33, 389785), (55, 233871), (57, 225665), (95, 135399), (121, 106305), (165, 77957), (209, 61545), (285, 45133), (363, 35435), (373, 34485), (605, 21261), (627, 20515), (1045, 12309), (1119, 11495), (1815, 7087), (1865, 6897), (2299, 5595), (3135, 4103)]