31441449

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 48867840

約数和(自身を除く): 17426391

約数列:

[1, 3, 13, 17, 39, 47, 51, 141, 221, 611, 663, 799, 1009, 1833, 2397, 3027, 10387, 13117, 17153, 31161, 39351, 47423, 51459, 142269, 222989, 616499, 668967, 806191, 1849497, 2418573, 10480483, 31441449]

約数ペア:

[(1, 31441449), (3, 10480483), (13, 2418573), (17, 1849497), (39, 806191), (47, 668967), (51, 616499), (141, 222989), (221, 142269), (611, 51459), (663, 47423), (799, 39351), (1009, 31161), (1833, 17153), (2397, 13117), (3027, 10387)]