13271888

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1669}}^1$

素因数の和:1755

約数の個数: 40

約数和(自身を含む): 29819520

約数和(自身を除く): 16547632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1669, 1988, 3338, 3976, 6676, 7952, 11683, 13352, 23366, 26704, 46732, 93464, 118499, 186928, 236998, 473996, 829493, 947992, 1658986, 1895984, 3317972, 6635944, 13271888]

約数ペア:

[(1, 13271888), (2, 6635944), (4, 3317972), (7, 1895984), (8, 1658986), (14, 947992), (16, 829493), (28, 473996), (56, 236998), (71, 186928), (112, 118499), (142, 93464), (284, 46732), (497, 26704), (568, 23366), (994, 13352), (1136, 11683), (1669, 7952), (1988, 6676), (3338, 3976)]