389626586

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1\times {\mathrm{2879}}^1$

素因数の和:3469

約数の個数: 16

約数和(自身を含む): 589731840

約数和(自身を除く): 200105254

約数列:

[1, 2, 157, 314, 431, 862, 2879, 5758, 67667, 135334, 452003, 904006, 1240849, 2481698, 194813293, 389626586]

約数ペア:

[(1, 389626586), (2, 194813293), (157, 2481698), (314, 1240849), (431, 904006), (862, 452003), (2879, 135334), (5758, 67667)]