256572834

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{148997}}^1$

素因数の和:149050

約数の個数: 32

約数和(自身を含む): 600759936

約数和(自身を除く): 344187102

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 574, 861, 1722, 148997, 297994, 446991, 893982, 1042979, 2085958, 3128937, 6108877, 6257874, 12217754, 18326631, 36653262, 42762139, 85524278, 128286417, 256572834]

約数ペア:

[(1, 256572834), (2, 128286417), (3, 85524278), (6, 42762139), (7, 36653262), (14, 18326631), (21, 12217754), (41, 6257874), (42, 6108877), (82, 3128937), (123, 2085958), (246, 1042979), (287, 893982), (574, 446991), (861, 297994), (1722, 148997)]