1057642885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{856391}}^1$

素因数の和:856428

約数の個数: 16

約数和(自身を含む): 1438738560

約数和(自身を除く): 381095675

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 856391, 4281955, 11133083, 16271429, 55665415, 81357145, 211528577, 1057642885]

約数ペア:

[(1, 1057642885), (5, 211528577), (13, 81357145), (19, 55665415), (65, 16271429), (95, 11133083), (247, 4281955), (1235, 856391)]