199437091

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{22381}}^1$

素因数の和:22474

約数の個数: 16

約数和(自身を含む): 243516160

約数和(自身を除く): 44079069

約数列:

[1, 7, 19, 67, 133, 469, 1273, 8911, 22381, 156667, 425239, 1499527, 2976673, 10496689, 28491013, 199437091]

約数ペア:

[(1, 199437091), (7, 28491013), (19, 10496689), (67, 2976673), (133, 1499527), (469, 425239), (1273, 156667), (8911, 22381)]