201521847

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{1627}}^1$

素因数の和:1743

約数の個数: 32

約数和(自身を含む): 295384320

約数和(自身を除く): 93862473

約数列:

[1, 3, 19, 41, 53, 57, 123, 159, 779, 1007, 1627, 2173, 2337, 3021, 4881, 6519, 30913, 41287, 66707, 86231, 92739, 123861, 200121, 258693, 1267433, 1638389, 3535471, 3802299, 4915167, 10606413, 67173949, 201521847]

約数ペア:

[(1, 201521847), (3, 67173949), (19, 10606413), (41, 4915167), (53, 3802299), (57, 3535471), (123, 1638389), (159, 1267433), (779, 258693), (1007, 200121), (1627, 123861), (2173, 92739), (2337, 86231), (3021, 66707), (4881, 41287), (6519, 30913)]