138521277

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{1949}}^1$

素因数の和:2157

約数の個数: 24

約数和(自身を含む): 205335000

約数和(自身を除く): 66813723

約数列:

[1, 3, 9, 53, 149, 159, 447, 477, 1341, 1949, 5847, 7897, 17541, 23691, 71073, 103297, 290401, 309891, 871203, 929673, 2613609, 15391253, 46173759, 138521277]

約数ペア:

[(1, 138521277), (3, 46173759), (9, 15391253), (53, 2613609), (149, 929673), (159, 871203), (447, 309891), (477, 290401), (1341, 103297), (1949, 71073), (5847, 23691), (7897, 17541)]