17967751109

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{70991}}^1$

素因数の和:71201

約数の個数: 32

約数和(自身を含む): 23717007360

約数和(自身を除く): 5749256251

約数列:

[1, 7, 11, 19, 77, 133, 173, 209, 1211, 1463, 1903, 3287, 13321, 23009, 36157, 70991, 253099, 496937, 780901, 1348829, 5466307, 9441803, 12281443, 14837119, 85970101, 103859833, 135095873, 233347417, 945671111, 1633431919, 2566821587, 17967751109]

約数ペア:

[(1, 17967751109), (7, 2566821587), (11, 1633431919), (19, 945671111), (77, 233347417), (133, 135095873), (173, 103859833), (209, 85970101), (1211, 14837119), (1463, 12281443), (1903, 9441803), (3287, 5466307), (13321, 1348829), (23009, 780901), (36157, 496937), (70991, 253099)]