201491493

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{73243}}^1$

素因数の和:73384

約数の個数: 16

約数和(自身を含む): 309382656

約数和(自身を除く): 107891163

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 73243, 219729, 512701, 1538103, 9594833, 28784499, 67163831, 201491493]

約数ペア:

[(1, 201491493), (3, 67163831), (7, 28784499), (21, 9594833), (131, 1538103), (393, 512701), (917, 219729), (2751, 73243)]