68404545

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{138191}}^1$

素因数の和:138213

約数の個数: 24

約数和(自身を含む): 129347712

約数和(自身を除く): 60943167

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 138191, 414573, 690955, 1243719, 1520101, 2072865, 4560303, 6218595, 7600505, 13680909, 22801515, 68404545]

約数ペア:

[(1, 68404545), (3, 22801515), (5, 13680909), (9, 7600505), (11, 6218595), (15, 4560303), (33, 2072865), (45, 1520101), (55, 1243719), (99, 690955), (165, 414573), (495, 138191)]