1640331199

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1\times {\mathrm{6661}}^1$

素因数の和:7690

約数の個数: 16

約数和(自身を含む): 1861629280

約数和(自身を除く): 221298081

約数列:

[1, 13, 19, 247, 997, 6661, 12961, 18943, 86593, 126559, 246259, 1645267, 6641017, 86333221, 126179323, 1640331199]

約数ペア:

[(1, 1640331199), (13, 126179323), (19, 86333221), (247, 6641017), (997, 1645267), (6661, 246259), (12961, 126559), (18943, 86593)]