68575563

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15331}}^1$

素因数の和:15415

約数の個数: 24

約数和(自身を含む): 114806016

約数和(自身を除く): 46230453

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 15331, 45993, 107317, 137979, 321951, 965853, 1088501, 3265503, 7619507, 9796509, 22858521, 68575563]

約数ペア:

[(1, 68575563), (3, 22858521), (7, 9796509), (9, 7619507), (21, 3265503), (63, 1088501), (71, 965853), (213, 321951), (497, 137979), (639, 107317), (1491, 45993), (4473, 15331)]