81150003

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 134873856

約数和(自身を除く): 53723853

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 157, 207, 227, 253, 471, 681, 759, 1413, 1727, 2043, 2277, 2497, 3611, 5181, 5221, 7491, 10833, 15543, 15663, 22473, 32499, 35639, 39721, 46989, 57431, 106917, 119163, 172293, 320751, 357489, 392029, 516879, 819697, 1176087, 2459091, 3528261, 7377273, 9016667, 27050001, 81150003]

約数ペア:

[(1, 81150003), (3, 27050001), (9, 9016667), (11, 7377273), (23, 3528261), (33, 2459091), (69, 1176087), (99, 819697), (157, 516879), (207, 392029), (227, 357489), (253, 320751), (471, 172293), (681, 119163), (759, 106917), (1413, 57431), (1727, 46989), (2043, 39721), (2277, 35639), (2497, 32499), (3611, 22473), (5181, 15663), (5221, 15543), (7491, 10833)]