28011142192

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{12253}}^1$

素因数の和:12722

約数の個数: 80

約数和(自身を含む): 61266078720

約数和(自身を除く): 33254936528

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 419, 496, 682, 838, 1364, 1676, 2728, 3352, 4609, 5456, 6704, 9218, 12253, 12989, 18436, 24506, 25978, 36872, 49012, 51956, 73744, 98024, 103912, 134783, 142879, 196048, 207824, 269566, 285758, 379843, 539132, 571516, 759686, 1078264, 1143032, 1519372, 2156528, 2286064, 3038744, 4178273, 5134007, 6077488, 8356546, 10268014, 16713092, 20536028, 33426184, 41072056, 56474077, 66852368, 82144112, 112948154, 159154217, 225896308, 318308434, 451792616, 636616868, 903585232, 1273233736, 1750696387, 2546467472, 3501392774, 7002785548, 14005571096, 28011142192]

約数ペア:

[(1, 28011142192), (2, 14005571096), (4, 7002785548), (8, 3501392774), (11, 2546467472), (16, 1750696387), (22, 1273233736), (31, 903585232), (44, 636616868), (62, 451792616), (88, 318308434), (124, 225896308), (176, 159154217), (248, 112948154), (341, 82144112), (419, 66852368), (496, 56474077), (682, 41072056), (838, 33426184), (1364, 20536028), (1676, 16713092), (2728, 10268014), (3352, 8356546), (4609, 6077488), (5456, 5134007), (6704, 4178273), (9218, 3038744), (12253, 2286064), (12989, 2156528), (18436, 1519372), (24506, 1143032), (25978, 1078264), (36872, 759686), (49012, 571516), (51956, 539132), (73744, 379843), (98024, 285758), (103912, 269566), (134783, 207824), (142879, 196048)]