291001921

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{10313}}^1$

素因数の和:10488

約数の個数: 16

約数和(自身を含む): 346550400

約数和(自身を除く): 55548479

約数列:

[1, 7, 29, 139, 203, 973, 4031, 10313, 28217, 72191, 299077, 1433507, 2093539, 10034549, 41571703, 291001921]

約数ペア:

[(1, 291001921), (7, 41571703), (29, 10034549), (139, 2093539), (203, 1433507), (973, 299077), (4031, 72191), (10313, 28217)]