7218371531

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1\times {\mathrm{769}}^1$

素因数の和:1203

約数の個数: 32

約数和(自身を含む): 8548700160

約数和(自身を除く): 1330328629

約数列:

[1, 7, 47, 103, 277, 329, 721, 769, 1939, 4841, 5383, 13019, 28531, 33887, 36143, 79207, 91133, 199717, 213013, 253001, 554449, 1340957, 1491091, 3722729, 9386699, 10011611, 21940339, 26059103, 70081277, 153582373, 1031195933, 7218371531]

約数ペア:

[(1, 7218371531), (7, 1031195933), (47, 153582373), (103, 70081277), (277, 26059103), (329, 21940339), (721, 10011611), (769, 9386699), (1939, 3722729), (4841, 1491091), (5383, 1340957), (13019, 554449), (28531, 253001), (33887, 213013), (36143, 199717), (79207, 91133)]