388851489

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{65167}}^1$

素因数の和:65206

約数の個数: 32

約数和(自身を含む): 656893440

約数和(自身を除く): 268041951

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 459, 663, 1989, 5967, 65167, 195501, 586503, 847171, 1107839, 1759509, 2541513, 3323517, 7624539, 9970551, 14401907, 22873617, 29911653, 43205721, 129617163, 388851489]

約数ペア:

[(1, 388851489), (3, 129617163), (9, 43205721), (13, 29911653), (17, 22873617), (27, 14401907), (39, 9970551), (51, 7624539), (117, 3323517), (153, 2541513), (221, 1759509), (351, 1107839), (459, 847171), (663, 586503), (1989, 195501), (5967, 65167)]