128900541

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{683}}^1$

素因数の和:766

約数の個数: 64

約数和(自身を含む): 231137280

約数和(自身を除く): 102236739

約数列:

[1, 3, 7, 11, 19, 21, 33, 43, 57, 77, 129, 133, 209, 231, 301, 399, 473, 627, 683, 817, 903, 1419, 1463, 2049, 2451, 3311, 4389, 4781, 5719, 7513, 8987, 9933, 12977, 14343, 17157, 22539, 26961, 29369, 38931, 52591, 62909, 88107, 90839, 142747, 157773, 188727, 205583, 272517, 323059, 428241, 558011, 616749, 969177, 999229, 1674033, 2261413, 2997687, 3906077, 6138121, 6784239, 11718231, 18414363, 42966847, 128900541]

約数ペア:

[(1, 128900541), (3, 42966847), (7, 18414363), (11, 11718231), (19, 6784239), (21, 6138121), (33, 3906077), (43, 2997687), (57, 2261413), (77, 1674033), (129, 999229), (133, 969177), (209, 616749), (231, 558011), (301, 428241), (399, 323059), (473, 272517), (627, 205583), (683, 188727), (817, 157773), (903, 142747), (1419, 90839), (1463, 88107), (2049, 62909), (2451, 52591), (3311, 38931), (4389, 29369), (4781, 26961), (5719, 22539), (7513, 17157), (8987, 14343), (9933, 12977)]