27903130

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{64891}}^1$

素因数の和:64941

約数の個数: 16

約数和(自身を含む): 51394464

約数和(自身を除く): 23491334

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 64891, 129782, 324455, 648910, 2790313, 5580626, 13951565, 27903130]

約数ペア:

[(1, 27903130), (2, 13951565), (5, 5580626), (10, 2790313), (43, 648910), (86, 324455), (215, 129782), (430, 64891)]