28943551

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4357}}^1$

素因数の和:4450

約数の個数: 16

約数和(自身を含む): 36119104

約数和(自身を除く): 7175553

約数列:

[1, 7, 13, 73, 91, 511, 949, 4357, 6643, 30499, 56641, 318061, 396487, 2226427, 4134793, 28943551]

約数ペア:

[(1, 28943551), (7, 4134793), (13, 2226427), (73, 396487), (91, 318061), (511, 56641), (949, 30499), (4357, 6643)]