13398723

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{647}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 21772800

約数和(自身を除く): 8374077

約数列:

[1, 3, 9, 13, 27, 39, 59, 117, 177, 351, 531, 647, 767, 1593, 1941, 2301, 5823, 6903, 8411, 17469, 20709, 25233, 38173, 75699, 114519, 227097, 343557, 496249, 1030671, 1488747, 4466241, 13398723]

約数ペア:

[(1, 13398723), (3, 4466241), (9, 1488747), (13, 1030671), (27, 496249), (39, 343557), (59, 227097), (117, 114519), (177, 75699), (351, 38173), (531, 25233), (647, 20709), (767, 17469), (1593, 8411), (1941, 6903), (2301, 5823)]