3978458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1301}}^1$

素因数の和:1453

約数の個数: 16

約数和(自身を含む): 6562080

約数和(自身を除く): 2583622

約数列:

[1, 2, 11, 22, 139, 278, 1301, 1529, 2602, 3058, 14311, 28622, 180839, 361678, 1989229, 3978458]

約数ペア:

[(1, 3978458), (2, 1989229), (11, 361678), (22, 180839), (139, 28622), (278, 14311), (1301, 3058), (1529, 2602)]