26883495

素因数分解:

$3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1619}}^1$

素因数の和:1677

約数の個数: 40

約数和(自身を含む): 49397040

約数和(自身を除く): 22513545

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 369, 405, 615, 1107, 1619, 1845, 3321, 4857, 5535, 8095, 14571, 16605, 24285, 43713, 66379, 72855, 131139, 199137, 218565, 331895, 597411, 655695, 995685, 1792233, 2987055, 5376699, 8961165, 26883495]

約数ペア:

[(1, 26883495), (3, 8961165), (5, 5376699), (9, 2987055), (15, 1792233), (27, 995685), (41, 655695), (45, 597411), (81, 331895), (123, 218565), (135, 199137), (205, 131139), (369, 72855), (405, 66379), (615, 43713), (1107, 24285), (1619, 16605), (1845, 14571), (3321, 8095), (4857, 5535)]