221684451

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{349}}^1\times {\mathrm{2551}}^1$

素因数の和:2986

約数の個数: 16

約数和(自身を含む): 300115200

約数和(自身を除く): 78430749

約数列:

[1, 3, 83, 249, 349, 1047, 2551, 7653, 28967, 86901, 211733, 635199, 890299, 2670897, 73894817, 221684451]

約数ペア:

[(1, 221684451), (3, 73894817), (83, 2670897), (249, 890299), (349, 635199), (1047, 211733), (2551, 86901), (7653, 28967)]