202051871

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{21397}}^1$

素因数の和:21494

約数の個数: 16

約数和(自身を含む): 246504960

約数和(自身を除く): 44453089

約数列:

[1, 7, 19, 71, 133, 497, 1349, 9443, 21397, 149779, 406543, 1519187, 2845801, 10634309, 28864553, 202051871]

約数ペア:

[(1, 202051871), (7, 28864553), (19, 10634309), (71, 2845801), (133, 1519187), (497, 406543), (1349, 149779), (9443, 21397)]