986780065

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{42727}}^1$

素因数の和:42912

約数の個数: 16

約数和(自身を含む): 1230566400

約数和(自身を除く): 243786335

約数列:

[1, 5, 31, 149, 155, 745, 4619, 23095, 42727, 213635, 1324537, 6366323, 6622685, 31831615, 197356013, 986780065]

約数ペア:

[(1, 986780065), (5, 197356013), (31, 31831615), (149, 6622685), (155, 6366323), (745, 1324537), (4619, 213635), (23095, 42727)]