2157259761

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{50177}}^1$

素因数の和:50481

約数の個数: 24

約数和(自身を含む): 3311145864

約数和(自身を除く): 1153886103

約数列:

[1, 3, 9, 17, 51, 153, 281, 843, 2529, 4777, 14331, 42993, 50177, 150531, 451593, 853009, 2559027, 7677081, 14099737, 42299211, 126897633, 239695529, 719086587, 2157259761]

約数ペア:

[(1, 2157259761), (3, 719086587), (9, 239695529), (17, 126897633), (51, 42299211), (153, 14099737), (281, 7677081), (843, 2559027), (2529, 853009), (4777, 451593), (14331, 150531), (42993, 50177)]