212501912

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 465696000

約数和(自身を除く): 253194088

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 131, 166, 262, 332, 349, 524, 581, 664, 698, 917, 1048, 1162, 1396, 1834, 2324, 2443, 2792, 3668, 4648, 4886, 7336, 9772, 10873, 19544, 21746, 28967, 43492, 45719, 57934, 76111, 86984, 91438, 115868, 152222, 182876, 202769, 231736, 304444, 320033, 365752, 405538, 608888, 640066, 811076, 1280132, 1622152, 2560264, 3794677, 7589354, 15178708, 26562739, 30357416, 53125478, 106250956, 212501912]

約数ペア:

[(1, 212501912), (2, 106250956), (4, 53125478), (7, 30357416), (8, 26562739), (14, 15178708), (28, 7589354), (56, 3794677), (83, 2560264), (131, 1622152), (166, 1280132), (262, 811076), (332, 640066), (349, 608888), (524, 405538), (581, 365752), (664, 320033), (698, 304444), (917, 231736), (1048, 202769), (1162, 182876), (1396, 152222), (1834, 115868), (2324, 91438), (2443, 86984), (2792, 76111), (3668, 57934), (4648, 45719), (4886, 43492), (7336, 28967), (9772, 21746), (10873, 19544)]