81343041

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 120422400

約数和(自身を除く): 39079359

約数列:

[1, 3, 13, 39, 47, 141, 199, 223, 597, 611, 669, 1833, 2587, 2899, 7761, 8697, 9353, 10481, 28059, 31443, 44377, 121589, 133131, 136253, 364767, 408759, 576901, 1730703, 2085719, 6257157, 27114347, 81343041]

約数ペア:

[(1, 81343041), (3, 27114347), (13, 6257157), (39, 2085719), (47, 1730703), (141, 576901), (199, 408759), (223, 364767), (597, 136253), (611, 133131), (669, 121589), (1833, 44377), (2587, 31443), (2899, 28059), (7761, 10481), (8697, 9353)]