1279897435453

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{938843}}^1$

素因数の和:939145

約数の個数: 32

約数和(自身を含む): 1605017659392

約数和(自身を除く): 325120223939

約数列:

[1, 7, 13, 71, 91, 211, 497, 923, 1477, 2743, 6461, 14981, 19201, 104867, 194753, 938843, 1363271, 6571901, 12204959, 66657853, 85434713, 198095873, 466604971, 866552089, 1386671111, 2575246349, 6065864623, 14064806983, 18026724443, 98453648881, 182842490779, 1279897435453]

約数ペア:

[(1, 1279897435453), (7, 182842490779), (13, 98453648881), (71, 18026724443), (91, 14064806983), (211, 6065864623), (497, 2575246349), (923, 1386671111), (1477, 866552089), (2743, 466604971), (6461, 198095873), (14981, 85434713), (19201, 66657853), (104867, 12204959), (194753, 6571901), (938843, 1363271)]