81707581

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1637}}^1$

素因数の和:1764

約数の個数: 16

約数和(自身を含む): 89631360

約数和(自身を除く): 7923779

約数列:

[1, 19, 37, 71, 703, 1349, 1637, 2627, 31103, 49913, 60569, 116227, 1150811, 2208313, 4300399, 81707581]

約数ペア:

[(1, 81707581), (19, 4300399), (37, 2208313), (71, 1150811), (703, 116227), (1349, 60569), (1637, 49913), (2627, 31103)]