81455922

素因数分解:

$2^1\times 3^3\times {\mathrm{421}}^1\times {\mathrm{3583}}^1$

素因数の和:4015

約数の個数: 32

約数和(自身を含む): 181493760

約数和(自身を除く): 100037838

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 421, 842, 1263, 2526, 3583, 3789, 7166, 7578, 10749, 11367, 21498, 22734, 32247, 64494, 96741, 193482, 1508443, 3016886, 4525329, 9050658, 13575987, 27151974, 40727961, 81455922]

約数ペア:

[(1, 81455922), (2, 40727961), (3, 27151974), (6, 13575987), (9, 9050658), (18, 4525329), (27, 3016886), (54, 1508443), (421, 193482), (842, 96741), (1263, 64494), (2526, 32247), (3583, 22734), (3789, 21498), (7166, 11367), (7578, 10749)]