28838238

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 128

約数和(自身を含む): 74995200

約数和(自身を除く): 46156962

約数列:

[1, 2, 3, 6, 11, 13, 19, 22, 26, 29, 33, 38, 39, 57, 58, 61, 66, 78, 87, 114, 122, 143, 174, 183, 209, 247, 286, 319, 366, 377, 418, 429, 494, 551, 627, 638, 671, 741, 754, 793, 858, 957, 1102, 1131, 1159, 1254, 1342, 1482, 1586, 1653, 1769, 1914, 2013, 2262, 2318, 2379, 2717, 3306, 3477, 3538, 4026, 4147, 4758, 5307, 5434, 6061, 6954, 7163, 8151, 8294, 8723, 10614, 12122, 12441, 12749, 14326, 15067, 16302, 17446, 18183, 19459, 21489, 22997, 24882, 25498, 26169, 30134, 33611, 36366, 38247, 38918, 42978, 45201, 45994, 52338, 58377, 67222, 68991, 76494, 78793, 90402, 100833, 116754, 137982, 157586, 165737, 201666, 236379, 252967, 331474, 369721, 436943, 472758, 497211, 505934, 739442, 758901, 873886, 994422, 1109163, 1310829, 1517802, 2218326, 2621658, 4806373, 9612746, 14419119, 28838238]

約数ペア:

[(1, 28838238), (2, 14419119), (3, 9612746), (6, 4806373), (11, 2621658), (13, 2218326), (19, 1517802), (22, 1310829), (26, 1109163), (29, 994422), (33, 873886), (38, 758901), (39, 739442), (57, 505934), (58, 497211), (61, 472758), (66, 436943), (78, 369721), (87, 331474), (114, 252967), (122, 236379), (143, 201666), (174, 165737), (183, 157586), (209, 137982), (247, 116754), (286, 100833), (319, 90402), (366, 78793), (377, 76494), (418, 68991), (429, 67222), (494, 58377), (551, 52338), (627, 45994), (638, 45201), (671, 42978), (741, 38918), (754, 38247), (793, 36366), (858, 33611), (957, 30134), (1102, 26169), (1131, 25498), (1159, 24882), (1254, 22997), (1342, 21489), (1482, 19459), (1586, 18183), (1653, 17446), (1769, 16302), (1914, 15067), (2013, 14326), (2262, 12749), (2318, 12441), (2379, 12122), (2717, 10614), (3306, 8723), (3477, 8294), (3538, 8151), (4026, 7163), (4147, 6954), (4758, 6061), (5307, 5434)]