256564238

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1078001}}^1$

素因数の和:1078027

約数の個数: 16

約数和(自身を含む): 465696864

約数和(自身を除く): 209132626

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 1078001, 2156002, 7546007, 15092014, 18326017, 36652034, 128282119, 256564238]

約数ペア:

[(1, 256564238), (2, 128282119), (7, 36652034), (14, 18326017), (17, 15092014), (34, 7546007), (119, 2156002), (238, 1078001)]