28141092

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:127

約数の個数: 144

約数和(自身を含む): 86486400

約数和(自身を除く): 58345308

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 49, 53, 63, 84, 86, 98, 106, 126, 129, 147, 159, 172, 196, 212, 252, 258, 294, 301, 318, 343, 371, 387, 441, 477, 516, 588, 602, 636, 686, 742, 774, 882, 903, 954, 1029, 1113, 1204, 1372, 1484, 1548, 1764, 1806, 1908, 2058, 2107, 2226, 2279, 2597, 2709, 3087, 3339, 3612, 4116, 4214, 4452, 4558, 5194, 5418, 6174, 6321, 6678, 6837, 7791, 8428, 9116, 10388, 10836, 12348, 12642, 13356, 13674, 14749, 15582, 15953, 18179, 18963, 20511, 23373, 25284, 27348, 29498, 31164, 31906, 36358, 37926, 41022, 44247, 46746, 47859, 54537, 58996, 63812, 72716, 75852, 82044, 88494, 93492, 95718, 109074, 111671, 132741, 143577, 163611, 176988, 191436, 218148, 223342, 265482, 287154, 327222, 335013, 446684, 530964, 574308, 654444, 670026, 781697, 1005039, 1340052, 1563394, 2010078, 2345091, 3126788, 4020156, 4690182, 7035273, 9380364, 14070546, 28141092]

約数ペア:

[(1, 28141092), (2, 14070546), (3, 9380364), (4, 7035273), (6, 4690182), (7, 4020156), (9, 3126788), (12, 2345091), (14, 2010078), (18, 1563394), (21, 1340052), (28, 1005039), (36, 781697), (42, 670026), (43, 654444), (49, 574308), (53, 530964), (63, 446684), (84, 335013), (86, 327222), (98, 287154), (106, 265482), (126, 223342), (129, 218148), (147, 191436), (159, 176988), (172, 163611), (196, 143577), (212, 132741), (252, 111671), (258, 109074), (294, 95718), (301, 93492), (318, 88494), (343, 82044), (371, 75852), (387, 72716), (441, 63812), (477, 58996), (516, 54537), (588, 47859), (602, 46746), (636, 44247), (686, 41022), (742, 37926), (774, 36358), (882, 31906), (903, 31164), (954, 29498), (1029, 27348), (1113, 25284), (1204, 23373), (1372, 20511), (1484, 18963), (1548, 18179), (1764, 15953), (1806, 15582), (1908, 14749), (2058, 13674), (2107, 13356), (2226, 12642), (2279, 12348), (2597, 10836), (2709, 10388), (3087, 9116), (3339, 8428), (3612, 7791), (4116, 6837), (4214, 6678), (4452, 6321), (4558, 6174), (5194, 5418)]