289300977

素因数分解:

$3^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3209}}^1$

素因数の和:3284

約数の個数: 48

約数和(自身を含む): 504766080

約数和(自身を除く): 215465103

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 243, 371, 477, 567, 1113, 1431, 1701, 3209, 3339, 4293, 9627, 10017, 12879, 22463, 28881, 30051, 67389, 86643, 90153, 170077, 202167, 259929, 510231, 606501, 779787, 1190539, 1530693, 1819503, 3571617, 4592079, 5458509, 10714851, 13776237, 32144553, 41328711, 96433659, 289300977]

約数ペア:

[(1, 289300977), (3, 96433659), (7, 41328711), (9, 32144553), (21, 13776237), (27, 10714851), (53, 5458509), (63, 4592079), (81, 3571617), (159, 1819503), (189, 1530693), (243, 1190539), (371, 779787), (477, 606501), (567, 510231), (1113, 259929), (1431, 202167), (1701, 170077), (3209, 90153), (3339, 86643), (4293, 67389), (9627, 30051), (10017, 28881), (12879, 22463)]