1388977516

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{229}}^1\times {\mathrm{10909}}^1$

素因数の和:11281

約数の個数: 24

約数和(自身を含む): 2459114000

約数和(自身を除く): 1070136484

約数列:

[1, 2, 4, 139, 229, 278, 458, 556, 916, 10909, 21818, 31831, 43636, 63662, 127324, 1516351, 2498161, 3032702, 4996322, 6065404, 9992644, 347244379, 694488758, 1388977516]

約数ペア:

[(1, 1388977516), (2, 694488758), (4, 347244379), (139, 9992644), (229, 6065404), (278, 4996322), (458, 3032702), (556, 2498161), (916, 1516351), (10909, 127324), (21818, 63662), (31831, 43636)]