1279968193

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{418427}}^1$

素因数の和:418476

約数の個数: 16

約数和(自身を含む): 1606763520

約数和(自身を除く): 326795327

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 418427, 2928989, 7950113, 9623821, 55650791, 67366747, 182852599, 1279968193]

約数ペア:

[(1, 1279968193), (7, 182852599), (19, 67366747), (23, 55650791), (133, 9623821), (161, 7950113), (437, 2928989), (3059, 418427)]