13489910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1871}}^1$

素因数の和:1988

約数の個数: 32

約数和(自身を含む): 28035072

約数和(自身を除く): 14545162

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1442, 1871, 3605, 3742, 7210, 9355, 13097, 18710, 26194, 65485, 130970, 192713, 385426, 963565, 1348991, 1927130, 2697982, 6744955, 13489910]

約数ペア:

[(1, 13489910), (2, 6744955), (5, 2697982), (7, 1927130), (10, 1348991), (14, 963565), (35, 385426), (70, 192713), (103, 130970), (206, 65485), (515, 26194), (721, 18710), (1030, 13097), (1442, 9355), (1871, 7210), (3605, 3742)]