67990185

素因数分解:

$3^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1$

素因数の和:857

約数の個数: 56

約数和(自身を含む): 127802304

約数和(自身を除く): 59812119

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 243, 345, 405, 621, 729, 811, 1035, 1215, 1863, 2433, 3105, 3645, 4055, 5589, 7299, 9315, 12165, 16767, 18653, 21897, 27945, 36495, 55959, 65691, 83835, 93265, 109485, 167877, 197073, 279795, 328455, 503631, 591219, 839385, 985365, 1510893, 2518155, 2956095, 4532679, 7554465, 13598037, 22663395, 67990185]

約数ペア:

[(1, 67990185), (3, 22663395), (5, 13598037), (9, 7554465), (15, 4532679), (23, 2956095), (27, 2518155), (45, 1510893), (69, 985365), (81, 839385), (115, 591219), (135, 503631), (207, 328455), (243, 279795), (345, 197073), (405, 167877), (621, 109485), (729, 93265), (811, 83835), (1035, 65691), (1215, 55959), (1863, 36495), (2433, 27945), (3105, 21897), (3645, 18653), (4055, 16767), (5589, 12165), (7299, 9315)]