15642315

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2971}}^1$

素因数の和:3001

約数の個数: 40

約数和(自身を含む): 30207408

約数和(自身を除く): 14565093

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 2971, 5265, 8913, 14855, 26739, 38623, 44565, 80217, 115869, 133695, 193115, 240651, 347607, 401085, 579345, 1042821, 1203255, 1738035, 3128463, 5214105, 15642315]

約数ペア:

[(1, 15642315), (3, 5214105), (5, 3128463), (9, 1738035), (13, 1203255), (15, 1042821), (27, 579345), (39, 401085), (45, 347607), (65, 240651), (81, 193115), (117, 133695), (135, 115869), (195, 80217), (351, 44565), (405, 38623), (585, 26739), (1053, 14855), (1755, 8913), (2971, 5265)]