127977878

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1\times {\mathrm{541}}^1$

素因数の和:888

約数の個数: 32

約数和(自身を含む): 224205888

約数和(自身を除く): 96228010

約数列:

[1, 2, 7, 14, 61, 122, 277, 427, 541, 554, 854, 1082, 1939, 3787, 3878, 7574, 16897, 33001, 33794, 66002, 118279, 149857, 231007, 236558, 299714, 462014, 1048999, 2097998, 9141277, 18282554, 63988939, 127977878]

約数ペア:

[(1, 127977878), (2, 63988939), (7, 18282554), (14, 9141277), (61, 2097998), (122, 1048999), (277, 462014), (427, 299714), (541, 236558), (554, 231007), (854, 149857), (1082, 118279), (1939, 66002), (3787, 33794), (3878, 33001), (7574, 16897)]