2188516638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{487}}^1$

素因数の和:718

約数の個数: 128

約数和(自身を含む): 5585780736

約数和(自身を除く): 3397264098

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 71, 77, 137, 142, 154, 213, 231, 274, 411, 426, 462, 487, 497, 781, 822, 959, 974, 994, 1461, 1491, 1507, 1562, 1918, 2343, 2877, 2922, 2982, 3014, 3409, 4521, 4686, 5357, 5467, 5754, 6818, 9042, 9727, 10227, 10549, 10714, 10934, 16071, 16401, 19454, 20454, 21098, 29181, 31647, 32142, 32802, 34577, 37499, 58362, 63294, 66719, 68089, 69154, 74998, 103731, 106997, 112497, 133438, 136178, 200157, 204267, 207462, 213994, 224994, 242039, 320991, 380347, 400314, 408534, 467033, 484078, 641982, 726117, 733909, 748979, 760694, 934066, 1141041, 1401099, 1452234, 1467818, 1497958, 2201727, 2246937, 2282082, 2662429, 2802198, 4403454, 4493874, 4737049, 5137363, 5324858, 7987287, 9474098, 10274726, 14211147, 15412089, 15974574, 28422294, 30824178, 33159343, 52107539, 66318686, 99478029, 104215078, 156322617, 198956058, 312645234, 364752773, 729505546, 1094258319, 2188516638]

約数ペア:

[(1, 2188516638), (2, 1094258319), (3, 729505546), (6, 364752773), (7, 312645234), (11, 198956058), (14, 156322617), (21, 104215078), (22, 99478029), (33, 66318686), (42, 52107539), (66, 33159343), (71, 30824178), (77, 28422294), (137, 15974574), (142, 15412089), (154, 14211147), (213, 10274726), (231, 9474098), (274, 7987287), (411, 5324858), (426, 5137363), (462, 4737049), (487, 4493874), (497, 4403454), (781, 2802198), (822, 2662429), (959, 2282082), (974, 2246937), (994, 2201727), (1461, 1497958), (1491, 1467818), (1507, 1452234), (1562, 1401099), (1918, 1141041), (2343, 934066), (2877, 760694), (2922, 748979), (2982, 733909), (3014, 726117), (3409, 641982), (4521, 484078), (4686, 467033), (5357, 408534), (5467, 400314), (5754, 380347), (6818, 320991), (9042, 242039), (9727, 224994), (10227, 213994), (10549, 207462), (10714, 204267), (10934, 200157), (16071, 136178), (16401, 133438), (19454, 112497), (20454, 106997), (21098, 103731), (29181, 74998), (31647, 69154), (32142, 68089), (32802, 66719), (34577, 63294), (37499, 58362)]