320177529

素因数分解:

$3^6\times 7^1\times {\mathrm{62743}}^1$

素因数の和:62768

約数の個数: 28

約数和(自身を含む): 548633536

約数和(自身を除く): 228456007

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 62743, 188229, 439201, 564687, 1317603, 1694061, 3952809, 5082183, 11858427, 15246549, 35575281, 45739647, 106725843, 320177529]

約数ペア:

[(1, 320177529), (3, 106725843), (7, 45739647), (9, 35575281), (21, 15246549), (27, 11858427), (63, 5082183), (81, 3952809), (189, 1694061), (243, 1317603), (567, 564687), (729, 439201), (1701, 188229), (5103, 62743)]