15206857281

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{756673}}^1$

素因数の和:756726

約数の個数: 48

約数和(自身を含む): 28329874560

約数和(自身を除く): 13123017279

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 203, 231, 261, 319, 609, 693, 957, 1827, 2233, 2871, 6699, 20097, 756673, 2270019, 5296711, 6810057, 8323403, 15890133, 21943517, 24970209, 47670399, 58263821, 65830551, 74910627, 153604619, 174791463, 197491653, 241378687, 460813857, 524374389, 724136061, 1382441571, 1689650809, 2172408183, 5068952427, 15206857281]

約数ペア:

[(1, 15206857281), (3, 5068952427), (7, 2172408183), (9, 1689650809), (11, 1382441571), (21, 724136061), (29, 524374389), (33, 460813857), (63, 241378687), (77, 197491653), (87, 174791463), (99, 153604619), (203, 74910627), (231, 65830551), (261, 58263821), (319, 47670399), (609, 24970209), (693, 21943517), (957, 15890133), (1827, 8323403), (2233, 6810057), (2871, 5296711), (6699, 2270019), (20097, 756673)]