17120428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 34673184

約数和(自身を除く): 17552756

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 107, 181, 214, 221, 362, 428, 442, 724, 884, 1391, 1819, 2353, 2782, 3077, 3638, 4706, 5564, 6154, 7276, 9412, 12308, 19367, 23647, 38734, 40001, 47294, 77468, 80002, 94588, 160004, 251771, 329239, 503542, 658478, 1007084, 1316956, 4280107, 8560214, 17120428]

約数ペア:

[(1, 17120428), (2, 8560214), (4, 4280107), (13, 1316956), (17, 1007084), (26, 658478), (34, 503542), (52, 329239), (68, 251771), (107, 160004), (181, 94588), (214, 80002), (221, 77468), (362, 47294), (428, 40001), (442, 38734), (724, 23647), (884, 19367), (1391, 12308), (1819, 9412), (2353, 7276), (2782, 6154), (3077, 5564), (3638, 4706)]