2505867

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 4204032

約数和(自身を除く): 1698165

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 137, 201, 273, 411, 469, 871, 959, 1407, 1781, 2613, 2877, 5343, 6097, 9179, 12467, 18291, 27537, 37401, 64253, 119327, 192759, 357981, 835289, 2505867]

約数ペア:

[(1, 2505867), (3, 835289), (7, 357981), (13, 192759), (21, 119327), (39, 64253), (67, 37401), (91, 27537), (137, 18291), (201, 12467), (273, 9179), (411, 6097), (469, 5343), (871, 2877), (959, 2613), (1407, 1781)]