15808287

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:180

約数の個数: 32

約数和(自身を含む): 24033024

約数和(自身を除く): 8224737

約数列:

[1, 3, 11, 33, 37, 107, 111, 121, 321, 363, 407, 1177, 1221, 1331, 3531, 3959, 3993, 4477, 11877, 12947, 13431, 38841, 43549, 49247, 130647, 142417, 147741, 427251, 479039, 1437117, 5269429, 15808287]

約数ペア:

[(1, 15808287), (3, 5269429), (11, 1437117), (33, 479039), (37, 427251), (107, 147741), (111, 142417), (121, 130647), (321, 49247), (363, 43549), (407, 38841), (1177, 13431), (1221, 12947), (1331, 11877), (3531, 4477), (3959, 3993)]