51784356

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2423}}^1$

素因数の和:2580

約数の個数: 48

約数和(自身を含む): 131128704

約数和(自身を除く): 79344348

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 137, 156, 274, 411, 548, 822, 1644, 1781, 2423, 3562, 4846, 5343, 7124, 7269, 9692, 10686, 14538, 21372, 29076, 31499, 62998, 94497, 125996, 188994, 331951, 377988, 663902, 995853, 1327804, 1991706, 3983412, 4315363, 8630726, 12946089, 17261452, 25892178, 51784356]

約数ペア:

[(1, 51784356), (2, 25892178), (3, 17261452), (4, 12946089), (6, 8630726), (12, 4315363), (13, 3983412), (26, 1991706), (39, 1327804), (52, 995853), (78, 663902), (137, 377988), (156, 331951), (274, 188994), (411, 125996), (548, 94497), (822, 62998), (1644, 31499), (1781, 29076), (2423, 21372), (3562, 14538), (4846, 10686), (5343, 9692), (7124, 7269)]