20161229696721

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{37321}}^1\times {\mathrm{39989}}^1$

素因数の和:77414

約数の個数: 48

約数和(自身を含む): 31044141024000

約数和(自身を除く): 10882911327279

約数列:

[1, 3, 9, 19, 57, 79, 171, 237, 711, 1501, 4503, 13509, 37321, 39989, 111963, 119967, 335889, 359901, 709099, 759791, 2127297, 2279373, 2948359, 3159131, 6381891, 6838119, 8845077, 9477393, 26535231, 28432179, 56018821, 60023489, 168056463, 180070467, 504169389, 540211401, 1492429469, 4477288407, 13431865221, 28356159911, 85068479733, 117901928051, 255205439199, 353705784153, 1061117352459, 2240136632969, 6720409898907, 20161229696721]

約数ペア:

[(1, 20161229696721), (3, 6720409898907), (9, 2240136632969), (19, 1061117352459), (57, 353705784153), (79, 255205439199), (171, 117901928051), (237, 85068479733), (711, 28356159911), (1501, 13431865221), (4503, 4477288407), (13509, 1492429469), (37321, 540211401), (39989, 504169389), (111963, 180070467), (119967, 168056463), (335889, 60023489), (359901, 56018821), (709099, 28432179), (759791, 26535231), (2127297, 9477393), (2279373, 8845077), (2948359, 6838119), (3159131, 6381891)]