16662321

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1283}}^1$

素因数の和:1342

約数の個数: 32

約数和(自身を含む): 27323520

約数和(自身を除く): 10661199

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 333, 351, 481, 999, 1283, 1443, 3849, 4329, 11547, 12987, 16679, 34641, 47471, 50037, 142413, 150111, 427239, 450333, 617123, 1281717, 1851369, 5554107, 16662321]

約数ペア:

[(1, 16662321), (3, 5554107), (9, 1851369), (13, 1281717), (27, 617123), (37, 450333), (39, 427239), (111, 150111), (117, 142413), (333, 50037), (351, 47471), (481, 34641), (999, 16679), (1283, 12987), (1443, 11547), (3849, 4329)]