31681026

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{135389}}^1$

素因数の和:135410

約数の個数: 24

約数和(自身を含む): 73922940

約数和(自身を除く): 42241914

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 135389, 270778, 406167, 812334, 1218501, 1760057, 2437002, 3520114, 5280171, 10560342, 15840513, 31681026]

約数ペア:

[(1, 31681026), (2, 15840513), (3, 10560342), (6, 5280171), (9, 3520114), (13, 2437002), (18, 1760057), (26, 1218501), (39, 812334), (78, 406167), (117, 270778), (234, 135389)]