28883745

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 59304960

約数和(自身を除く): 30421215

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 43, 45, 55, 59, 69, 99, 115, 129, 165, 177, 207, 215, 253, 295, 345, 387, 473, 495, 531, 645, 649, 759, 885, 989, 1035, 1265, 1357, 1419, 1935, 1947, 2277, 2365, 2537, 2655, 2967, 3245, 3795, 4071, 4257, 4945, 5841, 6785, 7095, 7611, 8901, 9735, 10879, 11385, 12213, 12685, 14835, 14927, 20355, 21285, 22833, 27907, 29205, 32637, 38055, 44505, 44781, 54395, 58351, 61065, 74635, 83721, 97911, 114165, 134343, 139535, 163185, 175053, 223905, 251163, 291755, 418605, 489555, 525159, 641861, 671715, 875265, 1255815, 1925583, 2625795, 3209305, 5776749, 9627915, 28883745]

約数ペア:

[(1, 28883745), (3, 9627915), (5, 5776749), (9, 3209305), (11, 2625795), (15, 1925583), (23, 1255815), (33, 875265), (43, 671715), (45, 641861), (55, 525159), (59, 489555), (69, 418605), (99, 291755), (115, 251163), (129, 223905), (165, 175053), (177, 163185), (207, 139535), (215, 134343), (253, 114165), (295, 97911), (345, 83721), (387, 74635), (473, 61065), (495, 58351), (531, 54395), (645, 44781), (649, 44505), (759, 38055), (885, 32637), (989, 29205), (1035, 27907), (1265, 22833), (1357, 21285), (1419, 20355), (1935, 14927), (1947, 14835), (2277, 12685), (2365, 12213), (2537, 11385), (2655, 10879), (2967, 9735), (3245, 8901), (3795, 7611), (4071, 7095), (4257, 6785), (4945, 5841)]