553639667

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 669081600

約数和(自身を除く): 115441933

約数列:

[1, 7, 29, 109, 131, 191, 203, 763, 917, 1337, 3161, 3799, 5539, 14279, 20819, 22127, 25021, 26593, 38773, 99953, 145733, 175147, 414091, 603751, 725609, 2727289, 2898637, 4226257, 5079263, 19091023, 79091381, 553639667]

約数ペア:

[(1, 553639667), (7, 79091381), (29, 19091023), (109, 5079263), (131, 4226257), (191, 2898637), (203, 2727289), (763, 725609), (917, 603751), (1337, 414091), (3161, 175147), (3799, 145733), (5539, 99953), (14279, 38773), (20819, 26593), (22127, 25021)]