20149331085

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{801007}}^1$

素因数の和:801074

約数の個数: 48

約数和(自身を含む): 38486832384

約数和(自身を除く): 18337501299

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 117, 129, 195, 215, 387, 559, 585, 645, 1677, 1935, 2795, 5031, 8385, 25155, 801007, 2403021, 4005035, 7209063, 10413091, 12015105, 31239273, 34443301, 36045315, 52065455, 93717819, 103329903, 156196365, 172216505, 309989709, 447762913, 468589095, 516649515, 1343288739, 1549948545, 2238814565, 4029866217, 6716443695, 20149331085]

約数ペア:

[(1, 20149331085), (3, 6716443695), (5, 4029866217), (9, 2238814565), (13, 1549948545), (15, 1343288739), (39, 516649515), (43, 468589095), (45, 447762913), (65, 309989709), (117, 172216505), (129, 156196365), (195, 103329903), (215, 93717819), (387, 52065455), (559, 36045315), (585, 34443301), (645, 31239273), (1677, 12015105), (1935, 10413091), (2795, 7209063), (5031, 4005035), (8385, 2403021), (25155, 801007)]