28188734

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{64951}}^1$

素因数の和:64991

約数の個数: 16

約数和(自身を含む): 49883136

約数和(自身を除く): 21694402

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 64951, 129902, 454657, 909314, 2013481, 4026962, 14094367, 28188734]

約数ペア:

[(1, 28188734), (2, 14094367), (7, 4026962), (14, 2013481), (31, 909314), (62, 454657), (217, 129902), (434, 64951)]