221418457

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{19073}}^1$

素因数の和:19152

約数の個数: 16

約数和(自身を含む): 256354560

約数和(自身を除く): 34936103

約数列:

[1, 13, 19, 47, 247, 611, 893, 11609, 19073, 247949, 362387, 896431, 4711031, 11653603, 17032189, 221418457]

約数ペア:

[(1, 221418457), (13, 17032189), (19, 11653603), (47, 4711031), (247, 896431), (611, 362387), (893, 247949), (11609, 19073)]