678202893

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{521}}^1\times {\mathrm{2729}}^1$

素因数の和:3309

約数の個数: 24

約数和(自身を含む): 1000392120

約数和(自身を除く): 322189227

約数列:

[1, 3, 9, 53, 159, 477, 521, 1563, 2729, 4689, 8187, 24561, 27613, 82839, 144637, 248517, 433911, 1301733, 1421809, 4265427, 12796281, 75355877, 226067631, 678202893]

約数ペア:

[(1, 678202893), (3, 226067631), (9, 75355877), (53, 12796281), (159, 4265427), (477, 1421809), (521, 1301733), (1563, 433911), (2729, 248517), (4689, 144637), (8187, 82839), (24561, 27613)]