71740851

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 124723200

約数和(自身を除く): 52982349

約数列:

[1, 3, 7, 13, 21, 31, 39, 49, 91, 93, 147, 173, 217, 273, 343, 403, 519, 637, 651, 1029, 1209, 1211, 1519, 1911, 2249, 2821, 3633, 4459, 4557, 5363, 6747, 8463, 8477, 10633, 13377, 15743, 16089, 19747, 25431, 31899, 37541, 47229, 59241, 59339, 69719, 110201, 112623, 138229, 178017, 209157, 262787, 330603, 414687, 488033, 771407, 788361, 1464099, 1839509, 2314221, 3416231, 5518527, 10248693, 23913617, 71740851]

約数ペア:

[(1, 71740851), (3, 23913617), (7, 10248693), (13, 5518527), (21, 3416231), (31, 2314221), (39, 1839509), (49, 1464099), (91, 788361), (93, 771407), (147, 488033), (173, 414687), (217, 330603), (273, 262787), (343, 209157), (403, 178017), (519, 138229), (637, 112623), (651, 110201), (1029, 69719), (1209, 59339), (1211, 59241), (1519, 47229), (1911, 37541), (2249, 31899), (2821, 25431), (3633, 19747), (4459, 16089), (4557, 15743), (5363, 13377), (6747, 10633), (8463, 8477)]