8389857

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 13768704

約数和(自身を除く): 5378847

約数列:

[1, 3, 7, 17, 21, 51, 71, 119, 213, 331, 357, 497, 993, 1207, 1491, 2317, 3621, 5627, 6951, 8449, 16881, 23501, 25347, 39389, 70503, 118167, 164507, 399517, 493521, 1198551, 2796619, 8389857]

約数ペア:

[(1, 8389857), (3, 2796619), (7, 1198551), (17, 493521), (21, 399517), (51, 164507), (71, 118167), (119, 70503), (213, 39389), (331, 25347), (357, 23501), (497, 16881), (993, 8449), (1207, 6951), (1491, 5627), (2317, 3621)]