256410847

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{195883}}^1$

素因数の和:195918

約数の個数: 16

約数和(自身を含む): 338487552

約数和(自身を除く): 82076705

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 195883, 1371181, 2154713, 3330011, 15082991, 23310077, 36630121, 256410847]

約数ペア:

[(1, 256410847), (7, 36630121), (11, 23310077), (17, 15082991), (77, 3330011), (119, 2154713), (187, 1371181), (1309, 195883)]