142730705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{21319}}^1$

素因数の和:21440

約数の個数: 16

約数和(自身を含む): 186251520

約数和(自身を除く): 43520815

約数列:

[1, 5, 13, 65, 103, 515, 1339, 6695, 21319, 106595, 277147, 1385735, 2195857, 10979285, 28546141, 142730705]

約数ペア:

[(1, 142730705), (5, 28546141), (13, 10979285), (65, 2195857), (103, 1385735), (515, 277147), (1339, 106595), (6695, 21319)]