28728856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{276239}}^1$

素因数の和:276258

約数の個数: 16

約数和(自身を含む): 58010400

約数和(自身を除く): 29281544

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 276239, 552478, 1104956, 2209912, 3591107, 7182214, 14364428, 28728856]

約数ペア:

[(1, 28728856), (2, 14364428), (4, 7182214), (8, 3591107), (13, 2209912), (26, 1104956), (52, 552478), (104, 276239)]