81101566

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{63659}}^1$

素因数の和:63688

約数の個数: 24

約数和(自身を含む): 152402040

約数和(自身を除く): 71300474

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 63659, 127318, 445613, 827567, 891226, 1655134, 3119291, 5792969, 6238582, 11585938, 40550783, 81101566]

約数ペア:

[(1, 81101566), (2, 40550783), (7, 11585938), (13, 6238582), (14, 5792969), (26, 3119291), (49, 1655134), (91, 891226), (98, 827567), (182, 445613), (637, 127318), (1274, 63659)]