20161411205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{344257}}^1$

素因数の和:344345

約数の個数: 32

約数和(自身を含む): 28107977184

約数和(自身を除く): 7946565979

約数列:

[1, 5, 13, 17, 53, 65, 85, 221, 265, 689, 901, 1105, 3445, 4505, 11713, 58565, 344257, 1721285, 4475341, 5852369, 18245621, 22376705, 29261845, 76080797, 91228105, 237193073, 310175557, 380403985, 1185965365, 1550877785, 4032282241, 20161411205]

約数ペア:

[(1, 20161411205), (5, 4032282241), (13, 1550877785), (17, 1185965365), (53, 380403985), (65, 310175557), (85, 237193073), (221, 91228105), (265, 76080797), (689, 29261845), (901, 22376705), (1105, 18245621), (3445, 5852369), (4505, 4475341), (11713, 1721285), (58565, 344257)]