388372503

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{19889}}^1$

素因数の和:20198

約数の個数: 16

約数和(自身を含む): 542280960

約数和(自身を除く): 153908457

約数列:

[1, 3, 23, 69, 283, 849, 6509, 19527, 19889, 59667, 457447, 1372341, 5628587, 16885761, 129457501, 388372503]

約数ペア:

[(1, 388372503), (3, 129457501), (23, 16885761), (69, 5628587), (283, 1372341), (849, 457447), (6509, 59667), (19527, 19889)]