161344561

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 202383360

約数和(自身を除く): 41038799

約数列:

[1, 7, 19, 47, 53, 133, 329, 371, 487, 893, 1007, 2491, 3409, 6251, 7049, 9253, 17437, 22889, 25811, 47329, 64771, 160223, 180677, 331303, 434891, 490409, 1213117, 3044237, 3432863, 8491819, 23049223, 161344561]

約数ペア:

[(1, 161344561), (7, 23049223), (19, 8491819), (47, 3432863), (53, 3044237), (133, 1213117), (329, 490409), (371, 434891), (487, 331303), (893, 180677), (1007, 160223), (2491, 64771), (3409, 47329), (6251, 25811), (7049, 22889), (9253, 17437)]