390471165

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{413197}}^1$

素因数の和:413218

約数の個数: 32

約数和(自身を含む): 793340160

約数和(自身を除く): 402868995

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 413197, 1239591, 2065985, 2892379, 3718773, 6197955, 8677137, 11156319, 14461895, 18593865, 26031411, 43385685, 55781595, 78094233, 130157055, 390471165]

約数ペア:

[(1, 390471165), (3, 130157055), (5, 78094233), (7, 55781595), (9, 43385685), (15, 26031411), (21, 18593865), (27, 14461895), (35, 11156319), (45, 8677137), (63, 6197955), (105, 3718773), (135, 2892379), (189, 2065985), (315, 1239591), (945, 413197)]