81639194

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{64081}}^1$

素因数の和:64110

約数の個数: 24

約数和(自身を含む): 153412308

約数和(自身を除く): 71773114

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 64081, 128162, 448567, 833053, 897134, 1666106, 3139969, 5831371, 6279938, 11662742, 40819597, 81639194]

約数ペア:

[(1, 81639194), (2, 40819597), (7, 11662742), (13, 6279938), (14, 5831371), (26, 3139969), (49, 1666106), (91, 897134), (98, 833053), (182, 448567), (637, 128162), (1274, 64081)]