409681005

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{1229}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 667388160

約数和(自身を除く): 257707155

約数列:

[1, 3, 5, 15, 71, 213, 313, 355, 939, 1065, 1229, 1565, 3687, 4695, 6145, 18435, 22223, 66669, 87259, 111115, 261777, 333345, 384677, 436295, 1154031, 1308885, 1923385, 5770155, 27312067, 81936201, 136560335, 409681005]

約数ペア:

[(1, 409681005), (3, 136560335), (5, 81936201), (15, 27312067), (71, 5770155), (213, 1923385), (313, 1308885), (355, 1154031), (939, 436295), (1065, 384677), (1229, 333345), (1565, 261777), (3687, 111115), (4695, 87259), (6145, 66669), (18435, 22223)]