619821319

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^2\times {\mathrm{389}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 708009120

約数和(自身を除く): 88187801

約数列:

[1, 13, 23, 73, 299, 389, 949, 1679, 5057, 5329, 8947, 21827, 28397, 69277, 116311, 122567, 369161, 653131, 1593371, 2072981, 8490703, 26948753, 47678563, 619821319]

約数ペア:

[(1, 619821319), (13, 47678563), (23, 26948753), (73, 8490703), (299, 2072981), (389, 1593371), (949, 653131), (1679, 369161), (5057, 122567), (5329, 116311), (8947, 69277), (21827, 28397)]