1556553488

素因数分解:

$2^4\times 7^1\times {\mathrm{653}}^1\times {\mathrm{21283}}^1$

素因数の和:21951

約数の個数: 40

約数和(自身を含む): 3452094528

約数和(自身を除く): 1895541040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 653, 1306, 2612, 4571, 5224, 9142, 10448, 18284, 21283, 36568, 42566, 73136, 85132, 148981, 170264, 297962, 340528, 595924, 1191848, 2383696, 13897799, 27795598, 55591196, 97284593, 111182392, 194569186, 222364784, 389138372, 778276744, 1556553488]

約数ペア:

[(1, 1556553488), (2, 778276744), (4, 389138372), (7, 222364784), (8, 194569186), (14, 111182392), (16, 97284593), (28, 55591196), (56, 27795598), (112, 13897799), (653, 2383696), (1306, 1191848), (2612, 595924), (4571, 340528), (5224, 297962), (9142, 170264), (10448, 148981), (18284, 85132), (21283, 73136), (36568, 42566)]