84975009

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{677}}^1$

素因数の和:869

約数の個数: 32

約数和(自身を含む): 133647360

約数和(自身を除く): 48672351

約数列:

[1, 3, 7, 21, 43, 129, 139, 301, 417, 677, 903, 973, 2031, 2919, 4739, 5977, 14217, 17931, 29111, 41839, 87333, 94103, 125517, 203777, 282309, 611331, 658721, 1976163, 4046429, 12139287, 28325003, 84975009]

約数ペア:

[(1, 84975009), (3, 28325003), (7, 12139287), (21, 4046429), (43, 1976163), (129, 658721), (139, 611331), (301, 282309), (417, 203777), (677, 125517), (903, 94103), (973, 87333), (2031, 41839), (2919, 29111), (4739, 17931), (5977, 14217)]