16908385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13691}}^1$

素因数の和:13728

約数の個数: 16

約数和(自身を含む): 23002560

約数和(自身を除く): 6094175

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 13691, 68455, 177983, 260129, 889915, 1300645, 3381677, 16908385]

約数ペア:

[(1, 16908385), (5, 3381677), (13, 1300645), (19, 889915), (65, 260129), (95, 177983), (247, 68455), (1235, 13691)]