31132431

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 53639040

約数和(自身を除く): 22506609

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 171, 209, 243, 297, 513, 613, 627, 891, 1539, 1839, 1881, 2673, 4617, 5517, 5643, 6743, 11647, 16551, 16929, 20229, 34941, 49653, 50787, 60687, 104823, 128117, 148959, 182061, 314469, 384351, 546183, 943407, 1153053, 1638549, 2830221, 3459159, 10377477, 31132431]

約数ペア:

[(1, 31132431), (3, 10377477), (9, 3459159), (11, 2830221), (19, 1638549), (27, 1153053), (33, 943407), (57, 546183), (81, 384351), (99, 314469), (171, 182061), (209, 148959), (243, 128117), (297, 104823), (513, 60687), (613, 50787), (627, 49653), (891, 34941), (1539, 20229), (1839, 16929), (1881, 16551), (2673, 11647), (4617, 6743), (5517, 5643)]