1261891917

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{980491}}^1$

素因数の和:980521

約数の個数: 24

約数和(自身を含む): 2141394528

約数和(自身を除く): 879502611

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 980491, 2941473, 8824419, 10785401, 12746383, 32356203, 38239149, 97068609, 114717447, 140210213, 420630639, 1261891917]

約数ペア:

[(1, 1261891917), (3, 420630639), (9, 140210213), (11, 114717447), (13, 97068609), (33, 38239149), (39, 32356203), (99, 12746383), (117, 10785401), (143, 8824419), (429, 2941473), (1287, 980491)]