86783805

素因数分解:

$3^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{821}}^1$

素因数の和:873

約数の個数: 56

約数和(自身を含む): 161720280

約数和(自身を除く): 74936475

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 243, 261, 405, 435, 729, 783, 821, 1215, 1305, 2349, 2463, 3645, 3915, 4105, 7047, 7389, 11745, 12315, 21141, 22167, 23809, 35235, 36945, 66501, 71427, 105705, 110835, 119045, 199503, 214281, 332505, 357135, 598509, 642843, 997515, 1071405, 1928529, 2992545, 3214215, 5785587, 9642645, 17356761, 28927935, 86783805]

約数ペア:

[(1, 86783805), (3, 28927935), (5, 17356761), (9, 9642645), (15, 5785587), (27, 3214215), (29, 2992545), (45, 1928529), (81, 1071405), (87, 997515), (135, 642843), (145, 598509), (243, 357135), (261, 332505), (405, 214281), (435, 199503), (729, 119045), (783, 110835), (821, 105705), (1215, 71427), (1305, 66501), (2349, 36945), (2463, 35235), (3645, 23809), (3915, 22167), (4105, 21141), (7047, 12315), (7389, 11745)]