57720728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7817}}^1$

素因数の和:7907

約数の個数: 32

約数和(自身を含む): 118208160

約数和(自身を除く): 60487432

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 7817, 15634, 31268, 62536, 101621, 203242, 406484, 555007, 812968, 1110014, 2220028, 4440056, 7215091, 14430182, 28860364, 57720728]

約数ペア:

[(1, 57720728), (2, 28860364), (4, 14430182), (8, 7215091), (13, 4440056), (26, 2220028), (52, 1110014), (71, 812968), (104, 555007), (142, 406484), (284, 203242), (568, 101621), (923, 62536), (1846, 31268), (3692, 15634), (7384, 7817)]