56790531

素因数分解:

$3^3\times 7^1\times {\mathrm{487}}^1\times {\mathrm{617}}^1$

素因数の和:1120

約数の個数: 32

約数和(自身を含む): 96506880

約数和(自身を除く): 39716349

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 487, 617, 1461, 1851, 3409, 4319, 4383, 5553, 10227, 12957, 13149, 16659, 30681, 38871, 92043, 116613, 300479, 901437, 2103353, 2704311, 6310059, 8112933, 18930177, 56790531]

約数ペア:

[(1, 56790531), (3, 18930177), (7, 8112933), (9, 6310059), (21, 2704311), (27, 2103353), (63, 901437), (189, 300479), (487, 116613), (617, 92043), (1461, 38871), (1851, 30681), (3409, 16659), (4319, 13149), (4383, 12957), (5553, 10227)]