42712761

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 74547200

約数和(自身を除く): 31834439

約数列:

[1, 3, 7, 13, 21, 31, 39, 49, 91, 93, 103, 147, 217, 273, 309, 343, 403, 637, 651, 721, 1029, 1209, 1339, 1519, 1911, 2163, 2821, 3193, 4017, 4459, 4557, 5047, 8463, 9373, 9579, 10633, 13377, 15141, 19747, 22351, 28119, 31899, 35329, 41509, 59241, 65611, 67053, 105987, 124527, 138229, 156457, 196833, 290563, 414687, 459277, 469371, 871689, 1095199, 1377831, 2033941, 3285597, 6101823, 14237587, 42712761]

約数ペア:

[(1, 42712761), (3, 14237587), (7, 6101823), (13, 3285597), (21, 2033941), (31, 1377831), (39, 1095199), (49, 871689), (91, 469371), (93, 459277), (103, 414687), (147, 290563), (217, 196833), (273, 156457), (309, 138229), (343, 124527), (403, 105987), (637, 67053), (651, 65611), (721, 59241), (1029, 41509), (1209, 35329), (1339, 31899), (1519, 28119), (1911, 22351), (2163, 19747), (2821, 15141), (3193, 13377), (4017, 10633), (4459, 9579), (4557, 9373), (5047, 8463)]