128569818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{503}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 289578240

約数和(自身を除く): 161008422

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 113, 174, 226, 339, 377, 503, 678, 754, 1006, 1131, 1469, 1509, 2262, 2938, 3018, 3277, 4407, 6539, 6554, 8814, 9831, 13078, 14587, 19617, 19662, 29174, 39234, 42601, 43761, 56839, 85202, 87522, 113678, 127803, 170517, 189631, 255606, 341034, 379262, 568893, 738907, 1137786, 1477814, 1648331, 2216721, 3296662, 4433442, 4944993, 9889986, 21428303, 42856606, 64284909, 128569818]

約数ペア:

[(1, 128569818), (2, 64284909), (3, 42856606), (6, 21428303), (13, 9889986), (26, 4944993), (29, 4433442), (39, 3296662), (58, 2216721), (78, 1648331), (87, 1477814), (113, 1137786), (174, 738907), (226, 568893), (339, 379262), (377, 341034), (503, 255606), (678, 189631), (754, 170517), (1006, 127803), (1131, 113678), (1469, 87522), (1509, 85202), (2262, 56839), (2938, 43761), (3018, 42601), (3277, 39234), (4407, 29174), (6539, 19662), (6554, 19617), (8814, 14587), (9831, 13078)]