211469874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:288

約数の個数: 128

約数和(自身を含む): 551577600

約数和(自身を除く): 340107726

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 37, 42, 66, 74, 77, 89, 111, 139, 154, 178, 222, 231, 259, 267, 278, 407, 417, 462, 518, 534, 623, 777, 814, 834, 973, 979, 1221, 1246, 1529, 1554, 1869, 1946, 1958, 2442, 2849, 2919, 2937, 3058, 3293, 3738, 4587, 5143, 5698, 5838, 5874, 6586, 6853, 8547, 9174, 9879, 10286, 10703, 12371, 13706, 15429, 17094, 19758, 20559, 21406, 23051, 24742, 30858, 32109, 36001, 36223, 37113, 41118, 46102, 56573, 64218, 69153, 72002, 72446, 74226, 86597, 108003, 108669, 113146, 136081, 138306, 169719, 173194, 216006, 217338, 253561, 259791, 272162, 339438, 396011, 408243, 457727, 507122, 519582, 760683, 792022, 816486, 915454, 952567, 1188033, 1373181, 1521366, 1905134, 2376066, 2746362, 2857701, 3204089, 5034997, 5715402, 6408178, 9612267, 10069994, 15104991, 19224534, 30209982, 35244979, 70489958, 105734937, 211469874]

約数ペア:

[(1, 211469874), (2, 105734937), (3, 70489958), (6, 35244979), (7, 30209982), (11, 19224534), (14, 15104991), (21, 10069994), (22, 9612267), (33, 6408178), (37, 5715402), (42, 5034997), (66, 3204089), (74, 2857701), (77, 2746362), (89, 2376066), (111, 1905134), (139, 1521366), (154, 1373181), (178, 1188033), (222, 952567), (231, 915454), (259, 816486), (267, 792022), (278, 760683), (407, 519582), (417, 507122), (462, 457727), (518, 408243), (534, 396011), (623, 339438), (777, 272162), (814, 259791), (834, 253561), (973, 217338), (979, 216006), (1221, 173194), (1246, 169719), (1529, 138306), (1554, 136081), (1869, 113146), (1946, 108669), (1958, 108003), (2442, 86597), (2849, 74226), (2919, 72446), (2937, 72002), (3058, 69153), (3293, 64218), (3738, 56573), (4587, 46102), (5143, 41118), (5698, 37113), (5838, 36223), (5874, 36001), (6586, 32109), (6853, 30858), (8547, 24742), (9174, 23051), (9879, 21406), (10286, 20559), (10703, 19758), (12371, 17094), (13706, 15429)]