52870221

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 85183488

約数和(自身を除く): 32313267

約数列:

[1, 3, 9, 17, 31, 51, 71, 93, 153, 157, 213, 279, 471, 527, 639, 1207, 1413, 1581, 2201, 2669, 3621, 4743, 4867, 6603, 8007, 10863, 11147, 14601, 19809, 24021, 33441, 37417, 43803, 82739, 100323, 112251, 189499, 248217, 336753, 345557, 568497, 744651, 1036671, 1705491, 3110013, 5874469, 17623407, 52870221]

約数ペア:

[(1, 52870221), (3, 17623407), (9, 5874469), (17, 3110013), (31, 1705491), (51, 1036671), (71, 744651), (93, 568497), (153, 345557), (157, 336753), (213, 248217), (279, 189499), (471, 112251), (527, 100323), (639, 82739), (1207, 43803), (1413, 37417), (1581, 33441), (2201, 24021), (2669, 19809), (3621, 14601), (4743, 11147), (4867, 10863), (6603, 8007)]