87124167

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:230

約数の個数: 80

約数和(自身を含む): 154167552

約数和(自身を除く): 67043385

約数列:

[1, 3, 9, 13, 17, 27, 31, 39, 51, 81, 93, 117, 153, 157, 221, 279, 351, 403, 459, 471, 527, 663, 837, 1053, 1209, 1377, 1413, 1581, 1989, 2041, 2511, 2669, 3627, 4239, 4743, 4867, 5967, 6123, 6851, 8007, 10881, 12717, 14229, 14601, 17901, 18369, 20553, 24021, 32643, 34697, 42687, 43803, 55107, 61659, 63271, 72063, 82739, 104091, 131409, 165321, 184977, 189813, 216189, 248217, 312273, 394227, 554931, 569439, 744651, 936819, 1075607, 1708317, 2233953, 2810457, 3226821, 5124951, 6701859, 9680463, 29041389, 87124167]

約数ペア:

[(1, 87124167), (3, 29041389), (9, 9680463), (13, 6701859), (17, 5124951), (27, 3226821), (31, 2810457), (39, 2233953), (51, 1708317), (81, 1075607), (93, 936819), (117, 744651), (153, 569439), (157, 554931), (221, 394227), (279, 312273), (351, 248217), (403, 216189), (459, 189813), (471, 184977), (527, 165321), (663, 131409), (837, 104091), (1053, 82739), (1209, 72063), (1377, 63271), (1413, 61659), (1581, 55107), (1989, 43803), (2041, 42687), (2511, 34697), (2669, 32643), (3627, 24021), (4239, 20553), (4743, 18369), (4867, 17901), (5967, 14601), (6123, 14229), (6851, 12717), (8007, 10881)]