172345187

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{15077}}^1$

素因数の和:15178

約数の個数: 16

約数和(自身を含む): 208438272

約数和(自身を除く): 36093085

約数列:

[1, 7, 23, 71, 161, 497, 1633, 11431, 15077, 105539, 346771, 1070467, 2427397, 7493269, 24620741, 172345187]

約数ペア:

[(1, 172345187), (7, 24620741), (23, 7493269), (71, 2427397), (161, 1070467), (497, 346771), (1633, 105539), (11431, 15077)]