28284048

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:577

約数の個数: 120

約数和(自身を含む): 88353720

約数和(自身を除く): 60069672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 36, 39, 48, 52, 58, 72, 78, 87, 104, 116, 117, 144, 156, 174, 208, 232, 234, 261, 312, 348, 377, 464, 468, 521, 522, 624, 696, 754, 936, 1042, 1044, 1131, 1392, 1508, 1563, 1872, 2084, 2088, 2262, 3016, 3126, 3393, 4168, 4176, 4524, 4689, 6032, 6252, 6773, 6786, 8336, 9048, 9378, 12504, 13546, 13572, 15109, 18096, 18756, 20319, 25008, 27092, 27144, 30218, 37512, 40638, 45327, 54184, 54288, 60436, 60957, 75024, 81276, 90654, 108368, 120872, 121914, 135981, 162552, 181308, 196417, 241744, 243828, 271962, 325104, 362616, 392834, 487656, 543924, 589251, 725232, 785668, 975312, 1087848, 1178502, 1571336, 1767753, 2175696, 2357004, 3142672, 3535506, 4714008, 7071012, 9428016, 14142024, 28284048]

約数ペア:

[(1, 28284048), (2, 14142024), (3, 9428016), (4, 7071012), (6, 4714008), (8, 3535506), (9, 3142672), (12, 2357004), (13, 2175696), (16, 1767753), (18, 1571336), (24, 1178502), (26, 1087848), (29, 975312), (36, 785668), (39, 725232), (48, 589251), (52, 543924), (58, 487656), (72, 392834), (78, 362616), (87, 325104), (104, 271962), (116, 243828), (117, 241744), (144, 196417), (156, 181308), (174, 162552), (208, 135981), (232, 121914), (234, 120872), (261, 108368), (312, 90654), (348, 81276), (377, 75024), (464, 60957), (468, 60436), (521, 54288), (522, 54184), (624, 45327), (696, 40638), (754, 37512), (936, 30218), (1042, 27144), (1044, 27092), (1131, 25008), (1392, 20319), (1508, 18756), (1563, 18096), (1872, 15109), (2084, 13572), (2088, 13546), (2262, 12504), (3016, 9378), (3126, 9048), (3393, 8336), (4168, 6786), (4176, 6773), (4524, 6252), (4689, 6032)]