426408848

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{321091}}^1$

素因数の和:321182

約数の個数: 20

約数和(自身を含む): 836123568

約数和(自身を除く): 409714720

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 321091, 642182, 1284364, 2568728, 5137456, 26650553, 53301106, 106602212, 213204424, 426408848]

約数ペア:

[(1, 426408848), (2, 213204424), (4, 106602212), (8, 53301106), (16, 26650553), (83, 5137456), (166, 2568728), (332, 1284364), (664, 642182), (1328, 321091)]