256694662

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{1667}}^1$

素因数の和:2340

約数の個数: 32

約数和(自身を含む): 466933248

約数和(自身を除く): 210238586

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 647, 1294, 1667, 3334, 4529, 9058, 10999, 11669, 21998, 23338, 28339, 56678, 76993, 153986, 198373, 396746, 1078549, 2157098, 7549843, 15099686, 18335333, 36670666, 128347331, 256694662]

約数ペア:

[(1, 256694662), (2, 128347331), (7, 36670666), (14, 18335333), (17, 15099686), (34, 7549843), (119, 2157098), (238, 1078549), (647, 396746), (1294, 198373), (1667, 153986), (3334, 76993), (4529, 56678), (9058, 28339), (10999, 23338), (11669, 21998)]