2557497488

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1756523}}^1$

素因数の和:1756551

約数の個数: 40

約数和(自身を含む): 6098651328

約数和(自身を除く): 3541153840

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 1756523, 3513046, 7026092, 12295661, 14052184, 22834799, 24591322, 28104368, 45669598, 49182644, 91339196, 98365288, 159843593, 182678392, 196730576, 319687186, 365356784, 639374372, 1278748744, 2557497488]

約数ペア:

[(1, 2557497488), (2, 1278748744), (4, 639374372), (7, 365356784), (8, 319687186), (13, 196730576), (14, 182678392), (16, 159843593), (26, 98365288), (28, 91339196), (52, 49182644), (56, 45669598), (91, 28104368), (104, 24591322), (112, 22834799), (182, 14052184), (208, 12295661), (364, 7026092), (728, 3513046), (1456, 1756523)]