1253894785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1019}}^1\times {\mathrm{1721}}^1$

素因数の和:2769

約数の個数: 32

約数和(自身を含む): 1770491520

約数和(自身を除く): 516596735

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 1019, 1721, 5095, 8605, 11209, 13247, 18931, 22373, 56045, 66235, 94655, 111865, 145717, 246103, 728585, 1230515, 1753699, 8768495, 19290689, 22798087, 96453445, 113990435, 250778957, 1253894785]

約数ペア:

[(1, 1253894785), (5, 250778957), (11, 113990435), (13, 96453445), (55, 22798087), (65, 19290689), (143, 8768495), (715, 1753699), (1019, 1230515), (1721, 728585), (5095, 246103), (8605, 145717), (11209, 111865), (13247, 94655), (18931, 66235), (22373, 56045)]