7940619

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 12441600

約数和(自身を除く): 4500981

約数列:

[1, 3, 9, 27, 31, 53, 93, 159, 179, 279, 477, 537, 837, 1431, 1611, 1643, 4833, 4929, 5549, 9487, 14787, 16647, 28461, 44361, 49941, 85383, 149823, 256149, 294097, 882291, 2646873, 7940619]

約数ペア:

[(1, 7940619), (3, 2646873), (9, 882291), (27, 294097), (31, 256149), (53, 149823), (93, 85383), (159, 49941), (179, 44361), (279, 28461), (477, 16647), (537, 14787), (837, 9487), (1431, 5549), (1611, 4929), (1643, 4833)]