20161294155

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{264949}}^1$

素因数の和:265068

約数の個数: 48

約数和(自身を含む): 37198980000

約数和(自身を除く): 17037685845

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 89, 95, 171, 267, 285, 445, 801, 855, 1335, 1691, 4005, 5073, 8455, 15219, 25365, 76095, 264949, 794847, 1324745, 2384541, 3974235, 5034031, 11922705, 15102093, 23580461, 25170155, 45306279, 70741383, 75510465, 117902305, 212224149, 226531395, 353706915, 448028759, 1061120745, 1344086277, 2240143795, 4032258831, 6720431385, 20161294155]

約数ペア:

[(1, 20161294155), (3, 6720431385), (5, 4032258831), (9, 2240143795), (15, 1344086277), (19, 1061120745), (45, 448028759), (57, 353706915), (89, 226531395), (95, 212224149), (171, 117902305), (267, 75510465), (285, 70741383), (445, 45306279), (801, 25170155), (855, 23580461), (1335, 15102093), (1691, 11922705), (4005, 5034031), (5073, 3974235), (8455, 2384541), (15219, 1324745), (25365, 794847), (76095, 264949)]