16977303

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2089}}^1$

素因数の和:2148

約数の個数: 32

約数和(自身を含む): 29427200

約数和(自身を除く): 12449897

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2089, 2709, 6267, 8127, 14623, 18801, 43869, 56403, 89827, 131607, 269481, 394821, 628789, 808443, 1886367, 2425329, 5659101, 16977303]

約数ペア:

[(1, 16977303), (3, 5659101), (7, 2425329), (9, 1886367), (21, 808443), (27, 628789), (43, 394821), (63, 269481), (129, 131607), (189, 89827), (301, 56403), (387, 43869), (903, 18801), (1161, 14623), (2089, 8127), (2709, 6267)]