28498977

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:530

約数の個数: 36

約数和(自身を含む): 45762444

約数和(自身を除く): 17263467

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 169, 369, 457, 507, 533, 1371, 1521, 1599, 4113, 4797, 5941, 6929, 17823, 18737, 20787, 53469, 56211, 62361, 77233, 168633, 231699, 243581, 695097, 730743, 2192229, 3166553, 9499659, 28498977]

約数ペア:

[(1, 28498977), (3, 9499659), (9, 3166553), (13, 2192229), (39, 730743), (41, 695097), (117, 243581), (123, 231699), (169, 168633), (369, 77233), (457, 62361), (507, 56211), (533, 53469), (1371, 20787), (1521, 18737), (1599, 17823), (4113, 6929), (4797, 5941)]