30981989

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2287}}^1$

素因数の和:2360

約数の個数: 16

約数和(自身を含む): 35143680

約数和(自身を除く): 4161691

約数列:

[1, 19, 23, 31, 437, 589, 713, 2287, 13547, 43453, 52601, 70897, 999419, 1347043, 1630631, 30981989]

約数ペア:

[(1, 30981989), (19, 1630631), (23, 1347043), (31, 999419), (437, 70897), (589, 52601), (713, 43453), (2287, 13547)]