28523448

素因数分解:

$2^3\times 3^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:178

約数の個数: 128

約数和(自身を含む): 84268800

約数和(自身を除く): 55745352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 43, 54, 72, 74, 83, 86, 108, 111, 129, 148, 166, 172, 216, 222, 249, 258, 296, 332, 333, 344, 387, 444, 498, 516, 664, 666, 747, 774, 888, 996, 999, 1032, 1161, 1332, 1494, 1548, 1591, 1992, 1998, 2241, 2322, 2664, 2988, 3071, 3096, 3182, 3569, 3996, 4482, 4644, 4773, 5976, 6142, 6364, 7138, 7992, 8964, 9213, 9288, 9546, 10707, 12284, 12728, 14276, 14319, 17928, 18426, 19092, 21414, 24568, 27639, 28552, 28638, 32121, 36852, 38184, 42828, 42957, 55278, 57276, 64242, 73704, 82917, 85656, 85914, 96363, 110556, 114552, 128484, 132053, 165834, 171828, 192726, 221112, 256968, 264106, 331668, 343656, 385452, 396159, 528212, 663336, 770904, 792318, 1056424, 1188477, 1584636, 2376954, 3169272, 3565431, 4753908, 7130862, 9507816, 14261724, 28523448]

約数ペア:

[(1, 28523448), (2, 14261724), (3, 9507816), (4, 7130862), (6, 4753908), (8, 3565431), (9, 3169272), (12, 2376954), (18, 1584636), (24, 1188477), (27, 1056424), (36, 792318), (37, 770904), (43, 663336), (54, 528212), (72, 396159), (74, 385452), (83, 343656), (86, 331668), (108, 264106), (111, 256968), (129, 221112), (148, 192726), (166, 171828), (172, 165834), (216, 132053), (222, 128484), (249, 114552), (258, 110556), (296, 96363), (332, 85914), (333, 85656), (344, 82917), (387, 73704), (444, 64242), (498, 57276), (516, 55278), (664, 42957), (666, 42828), (747, 38184), (774, 36852), (888, 32121), (996, 28638), (999, 28552), (1032, 27639), (1161, 24568), (1332, 21414), (1494, 19092), (1548, 18426), (1591, 17928), (1992, 14319), (1998, 14276), (2241, 12728), (2322, 12284), (2664, 10707), (2988, 9546), (3071, 9288), (3096, 9213), (3182, 8964), (3569, 7992), (3996, 7138), (4482, 6364), (4644, 6142), (4773, 5976)]