5540121

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 8346624

約数和(自身を除く): 2806503

約数列:

[1, 3, 9, 37, 111, 127, 131, 333, 381, 393, 1143, 1179, 4699, 4847, 14097, 14541, 16637, 42291, 43623, 49911, 149733, 615569, 1846707, 5540121]

約数ペア:

[(1, 5540121), (3, 1846707), (9, 615569), (37, 149733), (111, 49911), (127, 43623), (131, 42291), (333, 16637), (381, 14541), (393, 14097), (1143, 4847), (1179, 4699)]