220269951

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{877}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 361595520

約数和(自身を除く): 141325569

約数列:

[1, 3, 9, 11, 33, 43, 59, 99, 129, 177, 387, 473, 531, 649, 877, 1419, 1947, 2537, 2631, 4257, 5841, 7611, 7893, 9647, 22833, 27907, 28941, 37711, 51743, 83721, 86823, 113133, 155229, 251163, 339399, 414821, 465687, 569173, 1244463, 1707519, 2224949, 3733389, 5122557, 6674847, 20024541, 24474439, 73423317, 220269951]

約数ペア:

[(1, 220269951), (3, 73423317), (9, 24474439), (11, 20024541), (33, 6674847), (43, 5122557), (59, 3733389), (99, 2224949), (129, 1707519), (177, 1244463), (387, 569173), (473, 465687), (531, 414821), (649, 339399), (877, 251163), (1419, 155229), (1947, 113133), (2537, 86823), (2631, 83721), (4257, 51743), (5841, 37711), (7611, 28941), (7893, 27907), (9647, 22833)]