1278339975

素因数分解:

$3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{57389}}^1$

素因数の和:57422

約数の個数: 60

約数和(自身を含む): 2583238680

約数和(自身を除く): 1304898705

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 81, 99, 135, 165, 225, 275, 297, 405, 495, 675, 825, 891, 1485, 2025, 2475, 4455, 7425, 22275, 57389, 172167, 286945, 516501, 631279, 860835, 1434725, 1549503, 1893837, 2582505, 3156395, 4304175, 4648509, 5681511, 7747515, 9469185, 12912525, 15781975, 17044533, 23242545, 28407555, 38737575, 47345925, 51133599, 85222665, 116212725, 142037775, 255667995, 426113325, 1278339975]

約数ペア:

[(1, 1278339975), (3, 426113325), (5, 255667995), (9, 142037775), (11, 116212725), (15, 85222665), (25, 51133599), (27, 47345925), (33, 38737575), (45, 28407555), (55, 23242545), (75, 17044533), (81, 15781975), (99, 12912525), (135, 9469185), (165, 7747515), (225, 5681511), (275, 4648509), (297, 4304175), (405, 3156395), (495, 2582505), (675, 1893837), (825, 1549503), (891, 1434725), (1485, 860835), (2025, 631279), (2475, 516501), (4455, 286945), (7425, 172167), (22275, 57389)]