81283767

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 118917120

約数和(自身を除く): 37633353

約数列:

[1, 3, 19, 31, 57, 93, 157, 293, 471, 589, 879, 1767, 2983, 4867, 5567, 8949, 9083, 14601, 16701, 27249, 46001, 92473, 138003, 172577, 277419, 517731, 874019, 1426031, 2622057, 4278093, 27094589, 81283767]

約数ペア:

[(1, 81283767), (3, 27094589), (19, 4278093), (31, 2622057), (57, 1426031), (93, 874019), (157, 517731), (293, 277419), (471, 172577), (589, 138003), (879, 92473), (1767, 46001), (2983, 27249), (4867, 16701), (5567, 14601), (8949, 9083)]