28797978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 66852864

約数和(自身を除く): 38054886

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 61, 66, 69, 122, 138, 183, 253, 311, 366, 506, 622, 671, 759, 933, 1342, 1403, 1518, 1866, 2013, 2806, 3421, 4026, 4209, 6842, 7153, 8418, 10263, 14306, 15433, 18971, 20526, 21459, 30866, 37942, 42918, 46299, 56913, 78683, 92598, 113826, 157366, 208681, 236049, 417362, 436333, 472098, 626043, 872666, 1252086, 1308999, 2617998, 4799663, 9599326, 14398989, 28797978]

約数ペア:

[(1, 28797978), (2, 14398989), (3, 9599326), (6, 4799663), (11, 2617998), (22, 1308999), (23, 1252086), (33, 872666), (46, 626043), (61, 472098), (66, 436333), (69, 417362), (122, 236049), (138, 208681), (183, 157366), (253, 113826), (311, 92598), (366, 78683), (506, 56913), (622, 46299), (671, 42918), (759, 37942), (933, 30866), (1342, 21459), (1403, 20526), (1518, 18971), (1866, 15433), (2013, 14306), (2806, 10263), (3421, 8418), (4026, 7153), (4209, 6842)]