81934923

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 127733760

約数和(自身を除く): 45798837

約数列:

[1, 3, 7, 21, 71, 179, 213, 307, 497, 537, 921, 1253, 1491, 2149, 3759, 6447, 12709, 21797, 38127, 54953, 65391, 88963, 152579, 164859, 266889, 384671, 457737, 1154013, 3901663, 11704989, 27311641, 81934923]

約数ペア:

[(1, 81934923), (3, 27311641), (7, 11704989), (21, 3901663), (71, 1154013), (179, 457737), (213, 384671), (307, 266889), (497, 164859), (537, 152579), (921, 88963), (1253, 65391), (1491, 54953), (2149, 38127), (3759, 21797), (6447, 12709)]