28645302

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 69120000

約数和(自身を除く): 40474698

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 49, 62, 93, 98, 147, 186, 217, 294, 343, 434, 449, 651, 686, 898, 1029, 1302, 1347, 1519, 2058, 2694, 3038, 3143, 4557, 6286, 9114, 9429, 10633, 13919, 18858, 21266, 22001, 27838, 31899, 41757, 44002, 63798, 66003, 83514, 97433, 132006, 154007, 194866, 292299, 308014, 462021, 584598, 682031, 924042, 1364062, 2046093, 4092186, 4774217, 9548434, 14322651, 28645302]

約数ペア:

[(1, 28645302), (2, 14322651), (3, 9548434), (6, 4774217), (7, 4092186), (14, 2046093), (21, 1364062), (31, 924042), (42, 682031), (49, 584598), (62, 462021), (93, 308014), (98, 292299), (147, 194866), (186, 154007), (217, 132006), (294, 97433), (343, 83514), (434, 66003), (449, 63798), (651, 44002), (686, 41757), (898, 31899), (1029, 27838), (1302, 22001), (1347, 21266), (1519, 18858), (2058, 13919), (2694, 10633), (3038, 9429), (3143, 9114), (4557, 6286)]