28687417

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{761}}^1$

素因数の和:944

約数の個数: 16

約数和(自身を含む): 32918400

約数和(自身を除く): 4230983

約数列:

[1, 11, 23, 149, 253, 761, 1639, 3427, 8371, 17503, 37697, 113389, 192533, 1247279, 2607947, 28687417]

約数ペア:

[(1, 28687417), (11, 2607947), (23, 1247279), (149, 192533), (253, 113389), (761, 37697), (1639, 17503), (3427, 8371)]