78889371255

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2743501}}^1$

素因数の和:2743589

約数の個数: 40

約数和(自身を含む): 143408336544

約数和(自身を除く): 64518965289

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 639, 1065, 1917, 3195, 5751, 9585, 28755, 2743501, 8230503, 13717505, 24691509, 41152515, 74074527, 123457545, 194788571, 222223581, 370372635, 584365713, 973942855, 1111117905, 1753097139, 2921828565, 5259291417, 8765485695, 15777874251, 26296457085, 78889371255]

約数ペア:

[(1, 78889371255), (3, 26296457085), (5, 15777874251), (9, 8765485695), (15, 5259291417), (27, 2921828565), (45, 1753097139), (71, 1111117905), (81, 973942855), (135, 584365713), (213, 370372635), (355, 222223581), (405, 194788571), (639, 123457545), (1065, 74074527), (1917, 41152515), (3195, 24691509), (5751, 13717505), (9585, 8230503), (28755, 2743501)]