81554838

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{52889}}^1$

素因数の和:53151

約数の個数: 16

約数和(自身を含む): 163747440

約数和(自身を除く): 82192602

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 52889, 105778, 158667, 317334, 13592473, 27184946, 40777419, 81554838]

約数ペア:

[(1, 81554838), (2, 40777419), (3, 27184946), (6, 13592473), (257, 317334), (514, 158667), (771, 105778), (1542, 52889)]