28976428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{8317}}^1$

素因数の和:8401

約数の個数: 24

約数和(自身を含む): 55431152

約数和(自身を除く): 26454724

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 8317, 16634, 33268, 108121, 216242, 432484, 557239, 1114478, 2228956, 7244107, 14488214, 28976428]

約数ペア:

[(1, 28976428), (2, 14488214), (4, 7244107), (13, 2228956), (26, 1114478), (52, 557239), (67, 432484), (134, 216242), (268, 108121), (871, 33268), (1742, 16634), (3484, 8317)]