207838143

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{907}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 333156096

約数和(自身を除く): 125317953

約数列:

[1, 3, 9, 23, 27, 41, 69, 81, 123, 207, 243, 369, 621, 907, 943, 1107, 1863, 2721, 2829, 3321, 5589, 8163, 8487, 9963, 20861, 24489, 25461, 37187, 62583, 73467, 76383, 111561, 187749, 220401, 229149, 334683, 563247, 855301, 1004049, 1689741, 2565903, 3012147, 5069223, 7697709, 9036441, 23093127, 69279381, 207838143]

約数ペア:

[(1, 207838143), (3, 69279381), (9, 23093127), (23, 9036441), (27, 7697709), (41, 5069223), (69, 3012147), (81, 2565903), (123, 1689741), (207, 1004049), (243, 855301), (369, 563247), (621, 334683), (907, 229149), (943, 220401), (1107, 187749), (1863, 111561), (2721, 76383), (2829, 73467), (3321, 62583), (5589, 37187), (8163, 25461), (8487, 24489), (9963, 20861)]