219042249

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{337}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 314096640

約数和(自身を除く): 95054391

約数列:

[1, 3, 29, 31, 87, 93, 241, 337, 723, 899, 1011, 2697, 6989, 7471, 9773, 10447, 20967, 22413, 29319, 31341, 81217, 216659, 243651, 302963, 649977, 908889, 2355293, 2517727, 7065879, 7553181, 73014083, 219042249]

約数ペア:

[(1, 219042249), (3, 73014083), (29, 7553181), (31, 7065879), (87, 2517727), (93, 2355293), (241, 908889), (337, 649977), (723, 302963), (899, 243651), (1011, 216659), (2697, 81217), (6989, 31341), (7471, 29319), (9773, 22413), (10447, 20967)]