1222225921

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{10949}}^1$

素因数の和:11424

約数の個数: 16

約数和(自身を含む): 1438041600

約数和(自身を除く): 215815679

約数列:

[1, 7, 37, 259, 431, 3017, 10949, 15947, 76643, 111629, 405113, 2835791, 4719019, 33033133, 174603703, 1222225921]

約数ペア:

[(1, 1222225921), (7, 174603703), (37, 33033133), (259, 4719019), (431, 2835791), (3017, 405113), (10949, 111629), (15947, 76643)]