28122502

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{647}}^1$

素因数の和:963

約数の個数: 16

約数和(自身を含む): 42861312

約数和(自身を除く): 14738810

約数列:

[1, 2, 103, 206, 211, 422, 647, 1294, 21733, 43466, 66641, 133282, 136517, 273034, 14061251, 28122502]

約数ペア:

[(1, 28122502), (2, 14061251), (103, 273034), (206, 136517), (211, 133282), (422, 66641), (647, 43466), (1294, 21733)]