8437245

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 14057472

約数和(自身を除く): 5620227

約数列:

[1, 3, 5, 15, 43, 103, 127, 129, 215, 309, 381, 515, 635, 645, 1545, 1905, 4429, 5461, 13081, 13287, 16383, 22145, 27305, 39243, 65405, 66435, 81915, 196215, 562483, 1687449, 2812415, 8437245]

約数ペア:

[(1, 8437245), (3, 2812415), (5, 1687449), (15, 562483), (43, 196215), (103, 81915), (127, 66435), (129, 65405), (215, 39243), (309, 27305), (381, 22145), (515, 16383), (635, 13287), (645, 13081), (1545, 5461), (1905, 4429)]