179921963

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 207082800

約数和(自身を除く): 27160837

約数列:

[1, 13, 19, 137, 169, 247, 409, 1781, 2603, 3211, 5317, 7771, 23153, 33839, 56033, 69121, 101023, 439907, 728429, 1064627, 1313299, 9469577, 13840151, 179921963]

約数ペア:

[(1, 179921963), (13, 13840151), (19, 9469577), (137, 1313299), (169, 1064627), (247, 728429), (409, 439907), (1781, 101023), (2603, 69121), (3211, 56033), (5317, 33839), (7771, 23153)]