86688387

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{24889}}^1$

素因数の和:24944

約数の個数: 20

約数和(自身を含む): 132514360

約数和(自身を除く): 45825973

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 24889, 74667, 224001, 672003, 1070227, 2016009, 3210681, 9632043, 28896129, 86688387]

約数ペア:

[(1, 86688387), (3, 28896129), (9, 9632043), (27, 3210681), (43, 2016009), (81, 1070227), (129, 672003), (387, 224001), (1161, 74667), (3483, 24889)]