81103336

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{2089}}^1$

素因数の和:2329

約数の個数: 32

約数和(自身を含む): 159508800

約数和(自身を除く): 78405464

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 211, 422, 844, 1688, 2089, 4178, 4853, 8356, 9706, 16712, 19412, 38824, 48047, 96094, 192188, 384376, 440779, 881558, 1763116, 3526232, 10137917, 20275834, 40551668, 81103336]

約数ペア:

[(1, 81103336), (2, 40551668), (4, 20275834), (8, 10137917), (23, 3526232), (46, 1763116), (92, 881558), (184, 440779), (211, 384376), (422, 192188), (844, 96094), (1688, 48047), (2089, 38824), (4178, 19412), (4853, 16712), (8356, 9706)]