81941656

素因数分解:

$2^3\times {\mathrm{149}}^1\times {\mathrm{68743}}^1$

素因数の和:68898

約数の個数: 16

約数和(自身を含む): 154674000

約数和(自身を除く): 72732344

約数列:

[1, 2, 4, 8, 149, 298, 596, 1192, 68743, 137486, 274972, 549944, 10242707, 20485414, 40970828, 81941656]

約数ペア:

[(1, 81941656), (2, 40970828), (4, 20485414), (8, 10242707), (149, 549944), (298, 274972), (596, 137486), (1192, 68743)]