42016809

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 63106560

約数和(自身を除く): 21089751

約数列:

[1, 3, 17, 19, 51, 57, 131, 323, 331, 393, 969, 993, 2227, 2489, 5627, 6289, 6681, 7467, 16881, 18867, 42313, 43361, 106913, 126939, 130083, 320739, 737137, 823859, 2211411, 2471577, 14005603, 42016809]

約数ペア:

[(1, 42016809), (3, 14005603), (17, 2471577), (19, 2211411), (51, 823859), (57, 737137), (131, 320739), (323, 130083), (331, 126939), (393, 106913), (969, 43361), (993, 42313), (2227, 18867), (2489, 16881), (5627, 7467), (6289, 6681)]