189815759

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:244

約数の個数: 36

約数和(自身を含む): 237724200

約数和(自身を除く): 47908441

約数列:

[1, 7, 29, 31, 49, 139, 203, 217, 899, 961, 973, 1421, 1519, 4031, 4309, 6293, 6727, 6811, 27869, 28217, 30163, 44051, 47089, 124961, 133579, 195083, 197519, 211141, 874727, 935053, 1365581, 3873791, 6123089, 6545371, 27116537, 189815759]

約数ペア:

[(1, 189815759), (7, 27116537), (29, 6545371), (31, 6123089), (49, 3873791), (139, 1365581), (203, 935053), (217, 874727), (899, 211141), (961, 197519), (973, 195083), (1421, 133579), (1519, 124961), (4031, 47089), (4309, 44051), (6293, 30163), (6727, 28217), (6811, 27869)]