28274281

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4483}}^1$

素因数の和:4560

約数の個数: 16

約数和(自身を含む): 34867584

約数和(自身を除く): 6593303

約数列:

[1, 7, 17, 53, 119, 371, 901, 4483, 6307, 31381, 76211, 237599, 533477, 1663193, 4039183, 28274281]

約数ペア:

[(1, 28274281), (7, 4039183), (17, 1663193), (53, 533477), (119, 237599), (371, 76211), (901, 31381), (4483, 6307)]