2811692

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 5350800

約数和(自身を除く): 2539108

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 389, 556, 778, 1556, 1807, 3614, 5057, 7228, 10114, 20228, 54071, 108142, 216284, 702923, 1405846, 2811692]

約数ペア:

[(1, 2811692), (2, 1405846), (4, 702923), (13, 216284), (26, 108142), (52, 54071), (139, 20228), (278, 10114), (389, 7228), (556, 5057), (778, 3614), (1556, 1807)]