54544545

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1091}}^1$

素因数の和:1214

約数の個数: 48

約数和(自身を含む): 104255424

約数和(自身を除く): 49710879

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 101, 165, 303, 495, 505, 909, 1091, 1111, 1515, 3273, 3333, 4545, 5455, 5555, 9819, 9999, 12001, 16365, 16665, 36003, 49095, 49995, 60005, 108009, 110191, 180015, 330573, 540045, 550955, 991719, 1212101, 1652865, 3636303, 4958595, 6060505, 10908909, 18181515, 54544545]

約数ペア:

[(1, 54544545), (3, 18181515), (5, 10908909), (9, 6060505), (11, 4958595), (15, 3636303), (33, 1652865), (45, 1212101), (55, 991719), (99, 550955), (101, 540045), (165, 330573), (303, 180015), (495, 110191), (505, 108009), (909, 60005), (1091, 49995), (1111, 49095), (1515, 36003), (3273, 16665), (3333, 16365), (4545, 12001), (5455, 9999), (5555, 9819)]