678306512

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{250853}}^1$

素因数の和:250887

約数の個数: 30

約数和(自身を含む): 1423094742

約数和(自身を除く): 744788230

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 250853, 501706, 1003412, 2006824, 3261089, 4013648, 6522178, 13044356, 26088712, 42394157, 52177424, 84788314, 169576628, 339153256, 678306512]

約数ペア:

[(1, 678306512), (2, 339153256), (4, 169576628), (8, 84788314), (13, 52177424), (16, 42394157), (26, 26088712), (52, 13044356), (104, 6522178), (169, 4013648), (208, 3261089), (338, 2006824), (676, 1003412), (1352, 501706), (2704, 250853)]