208075155

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{3011}}^1$

素因数の和:3307

約数の個数: 32

約数和(自身を含む): 353922048

約数和(自身を除く): 145846893

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 271, 813, 1355, 3011, 4065, 4607, 9033, 13821, 15055, 23035, 45165, 51187, 69105, 153561, 255935, 767805, 815981, 2447943, 4079905, 12239715, 13871677, 41615031, 69358385, 208075155]

約数ペア:

[(1, 208075155), (3, 69358385), (5, 41615031), (15, 13871677), (17, 12239715), (51, 4079905), (85, 2447943), (255, 815981), (271, 767805), (813, 255935), (1355, 153561), (3011, 69105), (4065, 51187), (4607, 45165), (9033, 23035), (13821, 15055)]