256843671

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{230767}}^1$

素因数の和:230830

約数の個数: 16

約数和(自身を含む): 398767104

約数和(自身を除く): 141923433

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 230767, 692301, 1615369, 4846107, 12230651, 36691953, 85614557, 256843671]

約数ペア:

[(1, 256843671), (3, 85614557), (7, 36691953), (21, 12230651), (53, 4846107), (159, 1615369), (371, 692301), (1113, 230767)]