219683639

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^2\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 36

約数和(自身を含む): 278024112

約数和(自身を除く): 58340473

約数列:

[1, 7, 17, 31, 113, 119, 217, 289, 527, 791, 961, 1921, 2023, 3503, 3689, 6727, 8959, 13447, 16337, 24521, 32657, 59551, 62713, 108593, 114359, 228599, 277729, 416857, 760151, 1012367, 1846081, 1944103, 7086569, 12922567, 31383377, 219683639]

約数ペア:

[(1, 219683639), (7, 31383377), (17, 12922567), (31, 7086569), (113, 1944103), (119, 1846081), (217, 1012367), (289, 760151), (527, 416857), (791, 277729), (961, 228599), (1921, 114359), (2023, 108593), (3503, 62713), (3689, 59551), (6727, 32657), (8959, 24521), (13447, 16337)]