811377

素因数分解:

$3^7\times 7^1\times {\mathrm{53}}^1$

素因数の和:81

約数の個数: 32

約数和(自身を含む): 1416960

約数和(自身を除く): 605583

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 243, 371, 477, 567, 729, 1113, 1431, 1701, 2187, 3339, 4293, 5103, 10017, 12879, 15309, 30051, 38637, 90153, 115911, 270459, 811377]

約数ペア:

[(1, 811377), (3, 270459), (7, 115911), (9, 90153), (21, 38637), (27, 30051), (53, 15309), (63, 12879), (81, 10017), (159, 5103), (189, 4293), (243, 3339), (371, 2187), (477, 1701), (567, 1431), (729, 1113)]