121405977

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{863}}^1$

素因数の和:923

約数の個数: 72

約数和(自身を含む): 230480640

約数和(自身を除く): 109074663

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 49, 63, 77, 87, 99, 147, 203, 231, 261, 319, 441, 539, 609, 693, 863, 957, 1421, 1617, 1827, 2233, 2589, 2871, 4263, 4851, 6041, 6699, 7767, 9493, 12789, 15631, 18123, 20097, 25027, 28479, 42287, 46893, 54369, 66451, 75081, 85437, 126861, 140679, 175189, 199353, 225243, 275297, 380583, 465157, 525567, 598059, 825891, 1226323, 1395471, 1576701, 1927079, 2477673, 3678969, 4186413, 5781237, 11036907, 13489553, 17343711, 40468659, 121405977]

約数ペア:

[(1, 121405977), (3, 40468659), (7, 17343711), (9, 13489553), (11, 11036907), (21, 5781237), (29, 4186413), (33, 3678969), (49, 2477673), (63, 1927079), (77, 1576701), (87, 1395471), (99, 1226323), (147, 825891), (203, 598059), (231, 525567), (261, 465157), (319, 380583), (441, 275297), (539, 225243), (609, 199353), (693, 175189), (863, 140679), (957, 126861), (1421, 85437), (1617, 75081), (1827, 66451), (2233, 54369), (2589, 46893), (2871, 42287), (4263, 28479), (4851, 25027), (6041, 20097), (6699, 18123), (7767, 15631), (9493, 12789)]