2247795

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 4492800

約数和(自身を除く): 2245005

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 239, 285, 495, 627, 717, 855, 1045, 1195, 1881, 2151, 2629, 3135, 3585, 4541, 7887, 9405, 10755, 13145, 13623, 22705, 23661, 39435, 40869, 49951, 68115, 118305, 149853, 204345, 249755, 449559, 749265, 2247795]

約数ペア:

[(1, 2247795), (3, 749265), (5, 449559), (9, 249755), (11, 204345), (15, 149853), (19, 118305), (33, 68115), (45, 49951), (55, 40869), (57, 39435), (95, 23661), (99, 22705), (165, 13623), (171, 13145), (209, 10755), (239, 9405), (285, 7887), (495, 4541), (627, 3585), (717, 3135), (855, 2629), (1045, 2151), (1195, 1881)]