28500004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3943}}^1$

素因数の和:4099

約数の個数: 24

約数和(自身を含む): 54111680

約数和(自身を除く): 25611676

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 3943, 7228, 7886, 15772, 51259, 102518, 205036, 548077, 1096154, 2192308, 7125001, 14250002, 28500004]

約数ペア:

[(1, 28500004), (2, 14250002), (4, 7125001), (13, 2192308), (26, 1096154), (52, 548077), (139, 205036), (278, 102518), (556, 51259), (1807, 15772), (3614, 7886), (3943, 7228)]