2554587

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 4612608

約数和(自身を除く): 2058021

約数列:

[1, 3, 7, 9, 21, 23, 41, 43, 63, 69, 123, 129, 161, 207, 287, 301, 369, 387, 483, 861, 903, 943, 989, 1449, 1763, 2583, 2709, 2829, 2967, 5289, 6601, 6923, 8487, 8901, 12341, 15867, 19803, 20769, 37023, 40549, 59409, 62307, 111069, 121647, 283843, 364941, 851529, 2554587]

約数ペア:

[(1, 2554587), (3, 851529), (7, 364941), (9, 283843), (21, 121647), (23, 111069), (41, 62307), (43, 59409), (63, 40549), (69, 37023), (123, 20769), (129, 19803), (161, 15867), (207, 12341), (287, 8901), (301, 8487), (369, 6923), (387, 6601), (483, 5289), (861, 2967), (903, 2829), (943, 2709), (989, 2583), (1449, 1763)]