640931198

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{599}}^1\times {\mathrm{11383}}^1$

素因数の和:12031

約数の個数: 16

約数和(自身を含む): 983577600

約数和(自身を除く): 342646402

約数列:

[1, 2, 47, 94, 599, 1198, 11383, 22766, 28153, 56306, 535001, 1070002, 6818417, 13636834, 320465599, 640931198]

約数ペア:

[(1, 640931198), (2, 320465599), (47, 13636834), (94, 6818417), (599, 1070002), (1198, 535001), (11383, 56306), (22766, 28153)]