218908158

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{11927}}^1$

素因数の和:11981

約数の個数: 64

約数和(自身を含む): 549642240

約数和(自身を除く): 330734082

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 23, 38, 42, 46, 57, 69, 114, 133, 138, 161, 266, 322, 399, 437, 483, 798, 874, 966, 1311, 2622, 3059, 6118, 9177, 11927, 18354, 23854, 35781, 71562, 83489, 166978, 226613, 250467, 274321, 453226, 500934, 548642, 679839, 822963, 1359678, 1586291, 1645926, 1920247, 3172582, 3840494, 4758873, 5212099, 5760741, 9517746, 10424198, 11521482, 15636297, 31272594, 36484693, 72969386, 109454079, 218908158]

約数ペア:

[(1, 218908158), (2, 109454079), (3, 72969386), (6, 36484693), (7, 31272594), (14, 15636297), (19, 11521482), (21, 10424198), (23, 9517746), (38, 5760741), (42, 5212099), (46, 4758873), (57, 3840494), (69, 3172582), (114, 1920247), (133, 1645926), (138, 1586291), (161, 1359678), (266, 822963), (322, 679839), (399, 548642), (437, 500934), (483, 453226), (798, 274321), (874, 250467), (966, 226613), (1311, 166978), (2622, 83489), (3059, 71562), (6118, 35781), (9177, 23854), (11927, 18354)]