128520693

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{5651}}^1$

素因数の和:5702

約数の個数: 36

約数和(自身を含む): 223954848

約数和(自身を除く): 95434155

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 361, 399, 1083, 1197, 2527, 3249, 5651, 7581, 16953, 22743, 39557, 50859, 107369, 118671, 322107, 356013, 751583, 966321, 2040011, 2254749, 6120033, 6764247, 14280077, 18360099, 42840231, 128520693]

約数ペア:

[(1, 128520693), (3, 42840231), (7, 18360099), (9, 14280077), (19, 6764247), (21, 6120033), (57, 2254749), (63, 2040011), (133, 966321), (171, 751583), (361, 356013), (399, 322107), (1083, 118671), (1197, 107369), (2527, 50859), (3249, 39557), (5651, 22743), (7581, 16953)]