217727279

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{15121}}^1$

素因数の和:15167

約数の個数: 24

約数和(自身を含む): 289616544

約数和(自身を除く): 71889265

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 847, 1309, 2057, 14399, 15121, 105847, 166331, 257057, 1164317, 1799399, 1829641, 2827627, 12807487, 19793389, 31103897, 217727279]

約数ペア:

[(1, 217727279), (7, 31103897), (11, 19793389), (17, 12807487), (77, 2827627), (119, 1829641), (121, 1799399), (187, 1164317), (847, 257057), (1309, 166331), (2057, 105847), (14399, 15121)]