64505685

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1033}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 108396288

約数和(自身を除く): 43890603

約数列:

[1, 3, 5, 15, 23, 69, 115, 181, 345, 543, 905, 1033, 2715, 3099, 4163, 5165, 12489, 15495, 20815, 23759, 62445, 71277, 118795, 186973, 356385, 560919, 934865, 2804595, 4300379, 12901137, 21501895, 64505685]

約数ペア:

[(1, 64505685), (3, 21501895), (5, 12901137), (15, 4300379), (23, 2804595), (69, 934865), (115, 560919), (181, 356385), (345, 186973), (543, 118795), (905, 71277), (1033, 62445), (2715, 23759), (3099, 20815), (4163, 15495), (5165, 12489)]