254304886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{2003}}^1$

素因数の和:2244

約数の個数: 32

約数和(自身を含む): 432864000

約数和(自身を除く): 178559114

約数列:

[1, 2, 11, 22, 29, 58, 199, 319, 398, 638, 2003, 2189, 4006, 4378, 5771, 11542, 22033, 44066, 58087, 63481, 116174, 126962, 398597, 638957, 797194, 1277914, 4384567, 8769134, 11559313, 23118626, 127152443, 254304886]

約数ペア:

[(1, 254304886), (2, 127152443), (11, 23118626), (22, 11559313), (29, 8769134), (58, 4384567), (199, 1277914), (319, 797194), (398, 638957), (638, 398597), (2003, 126962), (2189, 116174), (4006, 63481), (4378, 58087), (5771, 44066), (11542, 22033)]