204509505

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{1013}}^1$

素因数の和:1377

約数の個数: 32

約数和(自身を含む): 336226176

約数和(自身を除く): 131716671

約数列:

[1, 3, 5, 15, 43, 129, 215, 313, 645, 939, 1013, 1565, 3039, 4695, 5065, 13459, 15195, 40377, 43559, 67295, 130677, 201885, 217795, 317069, 653385, 951207, 1585345, 4756035, 13633967, 40901901, 68169835, 204509505]

約数ペア:

[(1, 204509505), (3, 68169835), (5, 40901901), (15, 13633967), (43, 4756035), (129, 1585345), (215, 951207), (313, 653385), (645, 317069), (939, 217795), (1013, 201885), (1565, 130677), (3039, 67295), (4695, 43559), (5065, 40377), (13459, 15195)]