27631681

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 39070080

約数和(自身を除く): 11438399

約数列:

[1, 7, 11, 17, 19, 77, 101, 119, 121, 133, 187, 209, 323, 707, 847, 1111, 1309, 1463, 1717, 1919, 2057, 2261, 2299, 3553, 7777, 12019, 12221, 13433, 14399, 16093, 18887, 21109, 24871, 32623, 39083, 85547, 132209, 147763, 207757, 228361, 232199, 273581, 358853, 1454299, 1625393, 2511971, 3947383, 27631681]

約数ペア:

[(1, 27631681), (7, 3947383), (11, 2511971), (17, 1625393), (19, 1454299), (77, 358853), (101, 273581), (119, 232199), (121, 228361), (133, 207757), (187, 147763), (209, 132209), (323, 85547), (707, 39083), (847, 32623), (1111, 24871), (1309, 21109), (1463, 18887), (1717, 16093), (1919, 14399), (2057, 13433), (2261, 12221), (2299, 12019), (3553, 7777)]