128374792

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9281}}^1$

素因数の和:9326

約数の個数: 64

約数和(自身を含む): 311875200

約数和(自身を除く): 183500408

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1729, 1976, 3458, 6916, 9281, 13832, 18562, 37124, 64967, 74248, 120653, 129934, 176339, 241306, 259868, 352678, 482612, 519736, 705356, 844571, 965224, 1234373, 1410712, 1689142, 2292407, 2468746, 3378284, 4584814, 4937492, 6756568, 9169628, 9874984, 16046849, 18339256, 32093698, 64187396, 128374792]

約数ペア:

[(1, 128374792), (2, 64187396), (4, 32093698), (7, 18339256), (8, 16046849), (13, 9874984), (14, 9169628), (19, 6756568), (26, 4937492), (28, 4584814), (38, 3378284), (52, 2468746), (56, 2292407), (76, 1689142), (91, 1410712), (104, 1234373), (133, 965224), (152, 844571), (182, 705356), (247, 519736), (266, 482612), (364, 352678), (494, 259868), (532, 241306), (728, 176339), (988, 129934), (1064, 120653), (1729, 74248), (1976, 64967), (3458, 37124), (6916, 18562), (9281, 13832)]