28975819782

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1\times {\mathrm{1471}}^1$

素因数の和:2378

約数の個数: 128

約数和(自身を含む): 73120481280

約数和(自身を除く): 44144661498

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 43, 78, 86, 91, 129, 182, 258, 273, 301, 546, 559, 602, 839, 903, 1118, 1471, 1677, 1678, 1806, 2517, 2942, 3354, 3913, 4413, 5034, 5873, 7826, 8826, 10297, 10907, 11739, 11746, 17619, 19123, 20594, 21814, 23478, 30891, 32721, 35238, 36077, 38246, 57369, 61782, 63253, 65442, 72154, 76349, 108231, 114738, 126506, 133861, 152698, 189759, 216462, 229047, 252539, 267722, 379518, 401583, 442771, 458094, 469001, 505078, 757617, 803166, 822289, 885542, 938002, 1234169, 1328313, 1407003, 1515234, 1644578, 2466867, 2468338, 2656626, 2814006, 3283007, 3702507, 4933734, 5756023, 6566014, 7405014, 8639183, 9849021, 11512046, 16044197, 17268069, 17278366, 19698042, 25917549, 32088394, 34536138, 48132591, 51835098, 53069267, 96265182, 106138534, 112309379, 159207801, 224618758, 318415602, 336928137, 371484869, 673856274, 689900471, 742969738, 1114454607, 1379800942, 2069701413, 2228909214, 4139402826, 4829303297, 9658606594, 14487909891, 28975819782]

約数ペア:

[(1, 28975819782), (2, 14487909891), (3, 9658606594), (6, 4829303297), (7, 4139402826), (13, 2228909214), (14, 2069701413), (21, 1379800942), (26, 1114454607), (39, 742969738), (42, 689900471), (43, 673856274), (78, 371484869), (86, 336928137), (91, 318415602), (129, 224618758), (182, 159207801), (258, 112309379), (273, 106138534), (301, 96265182), (546, 53069267), (559, 51835098), (602, 48132591), (839, 34536138), (903, 32088394), (1118, 25917549), (1471, 19698042), (1677, 17278366), (1678, 17268069), (1806, 16044197), (2517, 11512046), (2942, 9849021), (3354, 8639183), (3913, 7405014), (4413, 6566014), (5034, 5756023), (5873, 4933734), (7826, 3702507), (8826, 3283007), (10297, 2814006), (10907, 2656626), (11739, 2468338), (11746, 2466867), (17619, 1644578), (19123, 1515234), (20594, 1407003), (21814, 1328313), (23478, 1234169), (30891, 938002), (32721, 885542), (35238, 822289), (36077, 803166), (38246, 757617), (57369, 505078), (61782, 469001), (63253, 458094), (65442, 442771), (72154, 401583), (76349, 379518), (108231, 267722), (114738, 252539), (126506, 229047), (133861, 216462), (152698, 189759)]