2171315697928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1\times {\mathrm{995567}}^1$

素因数の和:995966

約数の個数: 64

約数和(自身を含む): 4464047266560

約数和(自身を除く): 2292731568632

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 313, 536, 626, 871, 1252, 1742, 2504, 3484, 4069, 6968, 8138, 16276, 20971, 32552, 41942, 83884, 167768, 272623, 545246, 995567, 1090492, 1991134, 2180984, 3982268, 7964536, 12942371, 25884742, 51769484, 66702989, 103538968, 133405978, 266811956, 311612471, 533623912, 623224942, 867138857, 1246449884, 1734277714, 2492899768, 3468555428, 4050962123, 6937110856, 8101924246, 16203848492, 20878035557, 32407696984, 41756071114, 83512142228, 167024284456, 271414462241, 542828924482, 1085657848964, 2171315697928]

約数ペア:

[(1, 2171315697928), (2, 1085657848964), (4, 542828924482), (8, 271414462241), (13, 167024284456), (26, 83512142228), (52, 41756071114), (67, 32407696984), (104, 20878035557), (134, 16203848492), (268, 8101924246), (313, 6937110856), (536, 4050962123), (626, 3468555428), (871, 2492899768), (1252, 1734277714), (1742, 1246449884), (2504, 867138857), (3484, 623224942), (4069, 533623912), (6968, 311612471), (8138, 266811956), (16276, 133405978), (20971, 103538968), (32552, 66702989), (41942, 51769484), (83884, 25884742), (167768, 12942371), (272623, 7964536), (545246, 3982268), (995567, 2180984), (1090492, 1991134)]