27897681

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2411}}^1$

素因数の和:2469

約数の個数: 32

約数和(自身を含む): 46310400

約数和(自身を除く): 18412719

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 2411, 3857, 7233, 11571, 16877, 45809, 50631, 69919, 137427, 209757, 320663, 489433, 961989, 1328461, 1468299, 3985383, 9299227, 27897681]

約数ペア:

[(1, 27897681), (3, 9299227), (7, 3985383), (19, 1468299), (21, 1328461), (29, 961989), (57, 489433), (87, 320663), (133, 209757), (203, 137427), (399, 69919), (551, 50631), (609, 45809), (1653, 16877), (2411, 11571), (3857, 7233)]