87451551

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{20543}}^1$

素因数の和:20603

約数の個数: 24

約数和(自身を含む): 141014016

約数和(自身を除く): 53562465

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 4257, 20543, 61629, 184887, 225973, 677919, 883349, 2033757, 2650047, 7950141, 9716839, 29150517, 87451551]

約数ペア:

[(1, 87451551), (3, 29150517), (9, 9716839), (11, 7950141), (33, 2650047), (43, 2033757), (99, 883349), (129, 677919), (387, 225973), (473, 184887), (1419, 61629), (4257, 20543)]