1636804965

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{491}}^1\times {\mathrm{769}}^1$

素因数の和:1302

約数の個数: 48

約数和(自身を含む): 2791293120

約数和(自身を除く): 1154488155

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 491, 769, 867, 1445, 1473, 2307, 2455, 3845, 4335, 7365, 8347, 11535, 13073, 25041, 39219, 41735, 65365, 125205, 141899, 196095, 222241, 377579, 425697, 666723, 709495, 1111205, 1132737, 1887895, 2128485, 3333615, 5663685, 6418843, 19256529, 32094215, 96282645, 109120331, 327360993, 545601655, 1636804965]

約数ペア:

[(1, 1636804965), (3, 545601655), (5, 327360993), (15, 109120331), (17, 96282645), (51, 32094215), (85, 19256529), (255, 6418843), (289, 5663685), (491, 3333615), (769, 2128485), (867, 1887895), (1445, 1132737), (1473, 1111205), (2307, 709495), (2455, 666723), (3845, 425697), (4335, 377579), (7365, 222241), (8347, 196095), (11535, 141899), (13073, 125205), (25041, 65365), (39219, 41735)]