133221478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{21991}}^1$

素因数の和:22239

約数の個数: 16

約数和(自身を含む): 216137376

約数和(自身を除く): 82915898

約数列:

[1, 2, 13, 26, 233, 466, 3029, 6058, 21991, 43982, 285883, 571766, 5123903, 10247806, 66610739, 133221478]

約数ペア:

[(1, 133221478), (2, 66610739), (13, 10247806), (26, 5123903), (233, 571766), (466, 285883), (3029, 43982), (6058, 21991)]