205720272

素因数分解:

$2^4\times 3^2\times {\mathrm{1428613}}^1$

素因数の和:1428627

約数の個数: 30

約数和(自身を含む): 575731442

約数和(自身を除く): 370011170

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1428613, 2857226, 4285839, 5714452, 8571678, 11428904, 12857517, 17143356, 22857808, 25715034, 34286712, 51430068, 68573424, 102860136, 205720272]

約数ペア:

[(1, 205720272), (2, 102860136), (3, 68573424), (4, 51430068), (6, 34286712), (8, 25715034), (9, 22857808), (12, 17143356), (16, 12857517), (18, 11428904), (24, 8571678), (36, 5714452), (48, 4285839), (72, 2857226), (144, 1428613)]