647935496

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{797}}^1\times {\mathrm{7817}}^1$

素因数の和:8633

約数の個数: 32

約数和(自身を含む): 1310140440

約数和(自身を除く): 662204944

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 797, 1594, 3188, 6376, 7817, 10361, 15634, 20722, 31268, 41444, 62536, 82888, 101621, 203242, 406484, 812968, 6230149, 12460298, 24920596, 49841192, 80991937, 161983874, 323967748, 647935496]

約数ペア:

[(1, 647935496), (2, 323967748), (4, 161983874), (8, 80991937), (13, 49841192), (26, 24920596), (52, 12460298), (104, 6230149), (797, 812968), (1594, 406484), (3188, 203242), (6376, 101621), (7817, 82888), (10361, 62536), (15634, 41444), (20722, 31268)]