867867

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:68

約数の個数: 48

約数和(自身を含む): 1650432

約数和(自身を除く): 782565

約数列:

[1, 3, 7, 11, 13, 17, 21, 33, 39, 51, 77, 91, 119, 143, 187, 221, 231, 273, 289, 357, 429, 561, 663, 867, 1001, 1309, 1547, 2023, 2431, 3003, 3179, 3757, 3927, 4641, 6069, 7293, 9537, 11271, 17017, 22253, 26299, 41327, 51051, 66759, 78897, 123981, 289289, 867867]

約数ペア:

[(1, 867867), (3, 289289), (7, 123981), (11, 78897), (13, 66759), (17, 51051), (21, 41327), (33, 26299), (39, 22253), (51, 17017), (77, 11271), (91, 9537), (119, 7293), (143, 6069), (187, 4641), (221, 3927), (231, 3757), (273, 3179), (289, 3003), (357, 2431), (429, 2023), (561, 1547), (663, 1309), (867, 1001)]