1396755447

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1\times {\mathrm{20341}}^1$

素因数の和:20878

約数の個数: 16

約数和(自身を含む): 1905964032

約数和(自身を除く): 509208585

約数列:

[1, 3, 47, 141, 487, 1461, 20341, 22889, 61023, 68667, 956027, 2868081, 9906067, 29718201, 465585149, 1396755447]

約数ペア:

[(1, 1396755447), (3, 465585149), (47, 29718201), (141, 9906067), (487, 2868081), (1461, 956027), (20341, 68667), (22889, 61023)]