257541132

素因数分解:

$2^2\times 3^1\times {\mathrm{821}}^1\times {\mathrm{26141}}^1$

素因数の和:26969

約数の個数: 24

約数和(自身を含む): 601684272

約数和(自身を除く): 344143140

約数列:

[1, 2, 3, 4, 6, 12, 821, 1642, 2463, 3284, 4926, 9852, 26141, 52282, 78423, 104564, 156846, 313692, 21461761, 42923522, 64385283, 85847044, 128770566, 257541132]

約数ペア:

[(1, 257541132), (2, 128770566), (3, 85847044), (4, 64385283), (6, 42923522), (12, 21461761), (821, 313692), (1642, 156846), (2463, 104564), (3284, 78423), (4926, 52282), (9852, 26141)]