28007532

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:309

約数の個数: 120

約数和(自身を含む): 85621536

約数和(自身を除く): 57614004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 53, 54, 63, 81, 84, 106, 108, 126, 159, 162, 189, 212, 233, 252, 318, 324, 371, 378, 466, 477, 567, 636, 699, 742, 756, 932, 954, 1113, 1134, 1398, 1431, 1484, 1631, 1908, 2097, 2226, 2268, 2796, 2862, 3262, 3339, 4194, 4293, 4452, 4893, 5724, 6291, 6524, 6678, 8388, 8586, 9786, 10017, 12349, 12582, 13356, 14679, 17172, 18873, 19572, 20034, 24698, 25164, 29358, 30051, 37047, 37746, 40068, 44037, 49396, 58716, 60102, 74094, 75492, 86443, 88074, 111141, 120204, 132111, 148188, 172886, 176148, 222282, 259329, 264222, 333423, 345772, 444564, 518658, 528444, 666846, 777987, 1000269, 1037316, 1333692, 1555974, 2000538, 2333961, 3111948, 4001076, 4667922, 7001883, 9335844, 14003766, 28007532]

約数ペア:

[(1, 28007532), (2, 14003766), (3, 9335844), (4, 7001883), (6, 4667922), (7, 4001076), (9, 3111948), (12, 2333961), (14, 2000538), (18, 1555974), (21, 1333692), (27, 1037316), (28, 1000269), (36, 777987), (42, 666846), (53, 528444), (54, 518658), (63, 444564), (81, 345772), (84, 333423), (106, 264222), (108, 259329), (126, 222282), (159, 176148), (162, 172886), (189, 148188), (212, 132111), (233, 120204), (252, 111141), (318, 88074), (324, 86443), (371, 75492), (378, 74094), (466, 60102), (477, 58716), (567, 49396), (636, 44037), (699, 40068), (742, 37746), (756, 37047), (932, 30051), (954, 29358), (1113, 25164), (1134, 24698), (1398, 20034), (1431, 19572), (1484, 18873), (1631, 17172), (1908, 14679), (2097, 13356), (2226, 12582), (2268, 12349), (2796, 10017), (2862, 9786), (3262, 8586), (3339, 8388), (4194, 6678), (4293, 6524), (4452, 6291), (4893, 5724)]