66704703

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 98875392

約数和(自身を除く): 32170689

約数列:

[1, 3, 13, 39, 47, 141, 151, 241, 453, 611, 723, 1833, 1963, 3133, 5889, 7097, 9399, 11327, 21291, 33981, 36391, 92261, 109173, 147251, 276783, 441753, 473083, 1419249, 1710377, 5131131, 22234901, 66704703]

約数ペア:

[(1, 66704703), (3, 22234901), (13, 5131131), (39, 1710377), (47, 1419249), (141, 473083), (151, 441753), (241, 276783), (453, 147251), (611, 109173), (723, 92261), (1833, 36391), (1963, 33981), (3133, 21291), (5889, 11327), (7097, 9399)]