3977745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 7102080

約数和(自身を除く): 3124335

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 821, 969, 1615, 2463, 4105, 4845, 12315, 13957, 15599, 41871, 46797, 69785, 77995, 209355, 233985, 265183, 795549, 1325915, 3977745]

約数ペア:

[(1, 3977745), (3, 1325915), (5, 795549), (15, 265183), (17, 233985), (19, 209355), (51, 77995), (57, 69785), (85, 46797), (95, 41871), (255, 15599), (285, 13957), (323, 12315), (821, 4845), (969, 4105), (1615, 2463)]