219038985

素因数分解:

$3^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{607}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 430799616

約数和(自身を除く): 211760631

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 243, 297, 405, 495, 607, 729, 891, 1215, 1485, 1821, 2187, 2673, 3035, 3645, 4455, 5463, 6561, 6677, 8019, 9105, 10935, 13365, 16389, 20031, 24057, 27315, 32805, 33385, 40095, 49167, 60093, 72171, 81945, 100155, 120285, 147501, 180279, 245835, 300465, 360855, 442503, 540837, 737505, 901395, 1327509, 1622511, 2212515, 2704185, 3982527, 4867533, 6637545, 8112555, 14602599, 19912635, 24337665, 43807797, 73012995, 219038985]

約数ペア:

[(1, 219038985), (3, 73012995), (5, 43807797), (9, 24337665), (11, 19912635), (15, 14602599), (27, 8112555), (33, 6637545), (45, 4867533), (55, 3982527), (81, 2704185), (99, 2212515), (135, 1622511), (165, 1327509), (243, 901395), (297, 737505), (405, 540837), (495, 442503), (607, 360855), (729, 300465), (891, 245835), (1215, 180279), (1485, 147501), (1821, 120285), (2187, 100155), (2673, 81945), (3035, 72171), (3645, 60093), (4455, 49167), (5463, 40095), (6561, 33385), (6677, 32805), (8019, 27315), (9105, 24057), (10935, 20031), (13365, 16389)]