201879951

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{709}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 339948000

約数和(自身を除く): 138068049

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 149, 273, 447, 637, 709, 1043, 1911, 1937, 2127, 3129, 4963, 5811, 7301, 9217, 13559, 14889, 21903, 27651, 34741, 40677, 64519, 94913, 104223, 105641, 193557, 284739, 316923, 451633, 739487, 1354899, 1373333, 2218461, 4119999, 5176409, 9613331, 15529227, 28839993, 67293317, 201879951]

約数ペア:

[(1, 201879951), (3, 67293317), (7, 28839993), (13, 15529227), (21, 9613331), (39, 5176409), (49, 4119999), (91, 2218461), (147, 1373333), (149, 1354899), (273, 739487), (447, 451633), (637, 316923), (709, 284739), (1043, 193557), (1911, 105641), (1937, 104223), (2127, 94913), (3129, 64519), (4963, 40677), (5811, 34741), (7301, 27651), (9217, 21903), (13559, 14889)]