81422991

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{1429}}^1$

素因数の和:1935

約数の個数: 24

約数和(自身を含む): 127006880

約数和(自身を除く): 45583889

約数列:

[1, 3, 9, 13, 39, 117, 487, 1429, 1461, 4287, 4383, 6331, 12861, 18577, 18993, 55731, 56979, 167193, 695923, 2087769, 6263307, 9046999, 27140997, 81422991]

約数ペア:

[(1, 81422991), (3, 27140997), (9, 9046999), (13, 6263307), (39, 2087769), (117, 695923), (487, 167193), (1429, 56979), (1461, 55731), (4287, 18993), (4383, 18577), (6331, 12861)]