129640287

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{5507}}^1$

素因数の和:5595

約数の個数: 32

約数和(自身を含む): 211507200

約数和(自身を除く): 81866913

約数列:

[1, 3, 7, 19, 21, 57, 59, 133, 177, 399, 413, 1121, 1239, 3363, 5507, 7847, 16521, 23541, 38549, 104633, 115647, 313899, 324913, 732431, 974739, 2197293, 2274391, 6173347, 6823173, 18520041, 43213429, 129640287]

約数ペア:

[(1, 129640287), (3, 43213429), (7, 18520041), (19, 6823173), (21, 6173347), (57, 2274391), (59, 2197293), (133, 974739), (177, 732431), (399, 324913), (413, 313899), (1121, 115647), (1239, 104633), (3363, 38549), (5507, 23541), (7847, 16521)]