81703986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{991}}^1$

素因数の和:1167

約数の個数: 64

約数和(自身を含む): 202653696

約数和(自身を除く): 120949710

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 151, 182, 273, 302, 453, 546, 906, 991, 1057, 1963, 1982, 2114, 2973, 3171, 3926, 5889, 5946, 6342, 6937, 11778, 12883, 13741, 13874, 20811, 25766, 27482, 38649, 41223, 41622, 77298, 82446, 90181, 149641, 180362, 270543, 299282, 448923, 541086, 897846, 1047487, 1945333, 2094974, 3142461, 3890666, 5835999, 6284922, 11671998, 13617331, 27234662, 40851993, 81703986]

約数ペア:

[(1, 81703986), (2, 40851993), (3, 27234662), (6, 13617331), (7, 11671998), (13, 6284922), (14, 5835999), (21, 3890666), (26, 3142461), (39, 2094974), (42, 1945333), (78, 1047487), (91, 897846), (151, 541086), (182, 448923), (273, 299282), (302, 270543), (453, 180362), (546, 149641), (906, 90181), (991, 82446), (1057, 77298), (1963, 41622), (1982, 41223), (2114, 38649), (2973, 27482), (3171, 25766), (3926, 20811), (5889, 13874), (5946, 13741), (6342, 12883), (6937, 11778)]