28674364

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{263}}^1\times {\mathrm{281}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 51071328

約数和(自身を除く): 22396964

約数列:

[1, 2, 4, 97, 194, 263, 281, 388, 526, 562, 1052, 1124, 25511, 27257, 51022, 54514, 73903, 102044, 109028, 147806, 295612, 7168591, 14337182, 28674364]

約数ペア:

[(1, 28674364), (2, 14337182), (4, 7168591), (97, 295612), (194, 147806), (263, 109028), (281, 102044), (388, 73903), (526, 54514), (562, 51022), (1052, 27257), (1124, 25511)]