2078167553

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37853}}^1$

素因数の和:37925

約数の個数: 32

約数和(自身を含む): 2790899712

約数和(自身を除く): 712732159

約数列:

[1, 7, 11, 23, 31, 77, 161, 217, 253, 341, 713, 1771, 2387, 4991, 7843, 37853, 54901, 264971, 416383, 870619, 1173443, 2914681, 6094333, 8214101, 9576809, 12907873, 26989189, 67037663, 90355111, 188924323, 296881079, 2078167553]

約数ペア:

[(1, 2078167553), (7, 296881079), (11, 188924323), (23, 90355111), (31, 67037663), (77, 26989189), (161, 12907873), (217, 9576809), (253, 8214101), (341, 6094333), (713, 2914681), (1771, 1173443), (2387, 870619), (4991, 416383), (7843, 264971), (37853, 54901)]