2157788007

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{24977}}^1$

素因数の和:25343

約数の個数: 24

約数和(自身を含む): 3234151440

約数和(自身を除く): 1076363433

約数列:

[1, 3, 9, 29, 87, 261, 331, 993, 2979, 9599, 24977, 28797, 74931, 86391, 224793, 724333, 2172999, 6518997, 8267387, 24802161, 74406483, 239754223, 719262669, 2157788007]

約数ペア:

[(1, 2157788007), (3, 719262669), (9, 239754223), (29, 74406483), (87, 24802161), (261, 8267387), (331, 6518997), (993, 2172999), (2979, 724333), (9599, 224793), (24977, 86391), (28797, 74931)]