2078643

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{103}}^1$

素因数の和:175

約数の個数: 24

約数和(自身を含む): 3304704

約数和(自身を除く): 1226061

約数列:

[1, 3, 7, 21, 31, 93, 103, 217, 309, 651, 721, 961, 2163, 2883, 3193, 6727, 9579, 20181, 22351, 67053, 98983, 296949, 692881, 2078643]

約数ペア:

[(1, 2078643), (3, 692881), (7, 296949), (21, 98983), (31, 67053), (93, 22351), (103, 20181), (217, 9579), (309, 6727), (651, 3193), (721, 2883), (961, 2163)]