256906053

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{130343}}^1$

素因数の和:130425

約数の個数: 16

約数和(自身を含む): 385818240

約数和(自身を除く): 128912187

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 130343, 391029, 1173087, 3519261, 9515039, 28545117, 85635351, 256906053]

約数ペア:

[(1, 256906053), (3, 85635351), (9, 28545117), (27, 9515039), (73, 3519261), (219, 1173087), (657, 391029), (1971, 130343)]