211825019

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{7507}}^1$

素因数の和:7682

約数の個数: 16

約数和(自身を含む): 252268800

約数和(自身を除く): 40443781

約数列:

[1, 7, 29, 139, 203, 973, 4031, 7507, 28217, 52549, 217703, 1043473, 1523921, 7304311, 30260717, 211825019]

約数ペア:

[(1, 211825019), (7, 30260717), (29, 7304311), (139, 1523921), (203, 1043473), (973, 217703), (4031, 52549), (7507, 28217)]