661078100123

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{839}}^1\times {\mathrm{160117}}^1$

素因数の和:161019

約数の個数: 32

約数和(自身を含む): 817754649600

約数和(自身を除く): 156676549477

約数列:

[1, 7, 19, 37, 133, 259, 703, 839, 4921, 5873, 15941, 31043, 111587, 160117, 217301, 589817, 1120819, 3042223, 4128719, 5924329, 21295561, 41470303, 112562251, 134338163, 787935757, 940367141, 2552425097, 4970512031, 17866975679, 34793584217, 94439728589, 661078100123]

約数ペア:

[(1, 661078100123), (7, 94439728589), (19, 34793584217), (37, 17866975679), (133, 4970512031), (259, 2552425097), (703, 940367141), (839, 787935757), (4921, 134338163), (5873, 112562251), (15941, 41470303), (31043, 21295561), (111587, 5924329), (160117, 4128719), (217301, 3042223), (589817, 1120819)]