128450439

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{3907}}^1$

素因数の和:4207

約数の個数: 24

約数和(自身を含む): 200574192

約数和(自身を除く): 72123753

約数列:

[1, 3, 9, 13, 39, 117, 281, 843, 2529, 3653, 3907, 10959, 11721, 32877, 35163, 50791, 152373, 457119, 1097867, 3293601, 9880803, 14272271, 42816813, 128450439]

約数ペア:

[(1, 128450439), (3, 42816813), (9, 14272271), (13, 9880803), (39, 3293601), (117, 1097867), (281, 457119), (843, 152373), (2529, 50791), (3653, 35163), (3907, 32877), (10959, 11721)]