31420863

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{1259}}^1$

素因数の和:1371

約数の個数: 24

約数和(自身を含む): 47174400

約数和(自身を除く): 15753537

約数列:

[1, 3, 9, 47, 59, 141, 177, 423, 531, 1259, 2773, 3777, 8319, 11331, 24957, 59173, 74281, 177519, 222843, 532557, 668529, 3491207, 10473621, 31420863]

約数ペア:

[(1, 31420863), (3, 10473621), (9, 3491207), (47, 668529), (59, 532557), (141, 222843), (177, 177519), (423, 74281), (531, 59173), (1259, 24957), (2773, 11331), (3777, 8319)]