205475809

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{12647}}^1$

素因数の和:12876

約数の個数: 16

約数和(自身を含む): 257412096

約数和(自身を除く): 51936287

約数列:

[1, 7, 11, 77, 211, 1477, 2321, 12647, 16247, 88529, 139117, 973819, 2668517, 18679619, 29353687, 205475809]

約数ペア:

[(1, 205475809), (7, 29353687), (11, 18679619), (77, 2668517), (211, 973819), (1477, 139117), (2321, 88529), (12647, 16247)]