31108221

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2593}}^1$

素因数の和:2673

約数の個数: 24

約数和(自身を含む): 47480576

約数和(自身を除く): 16372355

約数列:

[1, 3, 9, 31, 43, 93, 129, 279, 387, 1333, 2593, 3999, 7779, 11997, 23337, 80383, 111499, 241149, 334497, 723447, 1003491, 3456469, 10369407, 31108221]

約数ペア:

[(1, 31108221), (3, 10369407), (9, 3456469), (31, 1003491), (43, 723447), (93, 334497), (129, 241149), (279, 111499), (387, 80383), (1333, 23337), (2593, 11997), (3999, 7779)]