81351054

素因数分解:

$2^1\times 3^5\times {\mathrm{73}}^1\times {\mathrm{2293}}^1$

素因数の和:2383

約数の個数: 48

約数和(自身を含む): 185373552

約数和(自身を除く): 104022498

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 146, 162, 219, 243, 438, 486, 657, 1314, 1971, 2293, 3942, 4586, 5913, 6879, 11826, 13758, 17739, 20637, 35478, 41274, 61911, 123822, 167389, 185733, 334778, 371466, 502167, 557199, 1004334, 1114398, 1506501, 3013002, 4519503, 9039006, 13558509, 27117018, 40675527, 81351054]

約数ペア:

[(1, 81351054), (2, 40675527), (3, 27117018), (6, 13558509), (9, 9039006), (18, 4519503), (27, 3013002), (54, 1506501), (73, 1114398), (81, 1004334), (146, 557199), (162, 502167), (219, 371466), (243, 334778), (438, 185733), (486, 167389), (657, 123822), (1314, 61911), (1971, 41274), (2293, 35478), (3942, 20637), (4586, 17739), (5913, 13758), (6879, 11826)]