40161231

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 68947200

約数和(自身を除く): 28785969

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 121, 171, 209, 297, 363, 513, 627, 647, 1089, 1881, 1941, 2299, 3267, 5643, 5823, 6897, 7117, 12293, 17469, 20691, 21351, 36879, 62073, 64053, 78287, 110637, 135223, 192159, 234861, 331911, 405669, 704583, 1217007, 1487453, 2113749, 3651021, 4462359, 13387077, 40161231]

約数ペア:

[(1, 40161231), (3, 13387077), (9, 4462359), (11, 3651021), (19, 2113749), (27, 1487453), (33, 1217007), (57, 704583), (99, 405669), (121, 331911), (171, 234861), (209, 192159), (297, 135223), (363, 110637), (513, 78287), (627, 64053), (647, 62073), (1089, 36879), (1881, 21351), (1941, 20691), (2299, 17469), (3267, 12293), (5643, 7117), (5823, 6897)]