251036214

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{12721}}^1$

素因数の和:12773

約数の個数: 64

約数和(自身を含む): 615541248

約数和(自身を除く): 364505034

約数列:

[1, 2, 3, 6, 11, 13, 22, 23, 26, 33, 39, 46, 66, 69, 78, 138, 143, 253, 286, 299, 429, 506, 598, 759, 858, 897, 1518, 1794, 3289, 6578, 9867, 12721, 19734, 25442, 38163, 76326, 139931, 165373, 279862, 292583, 330746, 419793, 496119, 585166, 839586, 877749, 992238, 1755498, 1819103, 3218413, 3638206, 3803579, 5457309, 6436826, 7607158, 9655239, 10914618, 11410737, 19310478, 22821474, 41839369, 83678738, 125518107, 251036214]

約数ペア:

[(1, 251036214), (2, 125518107), (3, 83678738), (6, 41839369), (11, 22821474), (13, 19310478), (22, 11410737), (23, 10914618), (26, 9655239), (33, 7607158), (39, 6436826), (46, 5457309), (66, 3803579), (69, 3638206), (78, 3218413), (138, 1819103), (143, 1755498), (253, 992238), (286, 877749), (299, 839586), (429, 585166), (506, 496119), (598, 419793), (759, 330746), (858, 292583), (897, 279862), (1518, 165373), (1794, 139931), (3289, 76326), (6578, 38163), (9867, 25442), (12721, 19734)]