2781873

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 4268160

約数和(自身を除く): 1486287

約数列:

[1, 3, 9, 23, 69, 89, 151, 207, 267, 453, 801, 1359, 2047, 3473, 6141, 10419, 13439, 18423, 31257, 40317, 120951, 309097, 927291, 2781873]

約数ペア:

[(1, 2781873), (3, 927291), (9, 309097), (23, 120951), (69, 40317), (89, 31257), (151, 18423), (207, 13439), (267, 10419), (453, 6141), (801, 3473), (1359, 2047)]