257545959

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{809}}^1\times {\mathrm{877}}^1$

素因数の和:1711

約数の個数: 24

約数和(自身を含む): 378347760

約数和(自身を除く): 120801801

約数列:

[1, 3, 11, 33, 121, 363, 809, 877, 2427, 2631, 8899, 9647, 26697, 28941, 97889, 106117, 293667, 318351, 709493, 2128479, 7804423, 23413269, 85848653, 257545959]

約数ペア:

[(1, 257545959), (3, 85848653), (11, 23413269), (33, 7804423), (121, 2128479), (363, 709493), (809, 318351), (877, 293667), (2427, 106117), (2631, 97889), (8899, 28941), (9647, 26697)]