201996155

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{30307}}^1$

素因数の和:30386

約数の個数: 16

約数和(自身を含む): 256041984

約数和(自身を除く): 54045829

約数列:

[1, 5, 31, 43, 155, 215, 1333, 6665, 30307, 151535, 939517, 1303201, 4697585, 6516005, 40399231, 201996155]

約数ペア:

[(1, 201996155), (5, 40399231), (31, 6516005), (43, 4697585), (155, 1303201), (215, 939517), (1333, 151535), (6665, 30307)]